diff --git a/.github/workflows/benchmark.yaml b/.github/workflows/benchmark.yaml
new file mode 100644
index 00000000..7454a77a
--- /dev/null
+++ b/.github/workflows/benchmark.yaml
@@ -0,0 +1,124 @@
+name: Benchmark
+
+on:
+  release:
+    types: [ published ]
+  workflow_dispatch:
+
+permissions:
+  contents: write
+  pull-requests: write
+
+env:
+  BENCH_ITERS: '500'
+
+jobs:
+  rust:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Rust
+        run: rustup update stable
+      - uses: ./.github/actions/setup-rust
+        with:
+          shared-key: benchmark-rust
+          sccache: 'false'
+      - name: Build
+        run: cargo build --release -p zen-benchmark
+      - name: Run
+        run: ./target/release/zen-benchmark benchmark/manifest.json "$GITHUB_WORKSPACE/bench-rust.json"
+      - uses: actions/upload-artifact@v4
+        with:
+          name: bench-rust
+          path: bench-rust.json
+          if-no-files-found: error
+
+  node:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: bindings/nodejs
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 22
+          cache: yarn
+          cache-dependency-path: 'bindings/nodejs/yarn.lock'
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+          targets: x86_64-unknown-linux-gnu
+      - uses: ./.github/actions/setup-rust
+        with:
+          shared-key: benchmark-node
+          sccache: 'false'
+      - run: yarn install --immutable --mode=skip-build
+      - run: yarn build
+      - name: Run
+        working-directory: ${{ github.workspace }}
+        run: node benchmark/node/bench.mjs "$GITHUB_WORKSPACE/bench-node.json"
+      - uses: actions/upload-artifact@v4
+        with:
+          name: bench-node
+          path: bench-node.json
+          if-no-files-found: error
+
+  python:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.13'
+      - name: Install Rust
+        run: rustup update stable
+      - uses: ./.github/actions/setup-rust
+        with:
+          shared-key: benchmark-python
+          sccache: 'false'
+      - run: pip install maturin
+      - name: Build + install wheel
+        run: |
+          maturin build --release --out dist -m bindings/python/Cargo.toml
+          pip install dist/*.whl
+      - name: Run
+        run: python benchmark/python/bench.py "$GITHUB_WORKSPACE/bench-python.json"
+      - uses: actions/upload-artifact@v4
+        with:
+          name: bench-python
+          path: bench-python.json
+          if-no-files-found: error
+
+  publish:
+    runs-on: ubuntu-latest
+    needs: [ rust, node, python ]
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/download-artifact@v4
+        with:
+          path: results
+          merge-multiple: true
+      - name: Merge results
+        run: |
+          node -e '
+            const fs = require("fs");
+            const out = [];
+            for (const lang of ["rust", "node", "python"]) {
+              const r = JSON.parse(fs.readFileSync(`results/bench-${lang}.json`, "utf8"));
+              for (const e of r) out.push({ ...e, name: `${lang} · ${e.name}` });
+            }
+            fs.writeFileSync("bench-all.json", JSON.stringify(out, null, 2));
+          '
+      - name: Store + publish
+        uses: benchmark-action/github-action-benchmark@v1
+        with:
+          name: ZEN cross-language
+          tool: customSmallerIsBetter
+          output-file-path: bench-all.json
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          auto-push: true
+          alert-threshold: '150%'
+          comment-on-alert: true
+          fail-on-alert: false
diff --git a/Cargo.lock b/Cargo.lock
index a4a7e794..50d6e373 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4933,6 +4933,17 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "zen-benchmark"
+version = "0.0.0"
+dependencies = [
+ "serde",
+ "serde_json",
+ "tokio",
+ "zen-engine",
+ "zen-expression",
+]
+
 [[package]]
 name = "zen-engine"
 version = "0.55.1"
diff --git a/Cargo.toml b/Cargo.toml
index 8e5665f0..d803dd37 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,8 @@
 resolver = "2"
 members = [
     "core/*",
-    "bindings/*"
+    "bindings/*",
+    "benchmark/rust"
 ]
 
 [workspace.dependencies]
diff --git a/benchmark/.gitignore b/benchmark/.gitignore
new file mode 100644
index 00000000..d7415703
--- /dev/null
+++ b/benchmark/.gitignore
@@ -0,0 +1,2 @@
+.venv/
+.dist/
diff --git a/benchmark/Makefile b/benchmark/Makefile
new file mode 100644
index 00000000..5ac85731
--- /dev/null
+++ b/benchmark/Makefile
@@ -0,0 +1,41 @@
+BENCH_ITERS ?= 500
+export BENCH_ITERS
+
+ROOT := $(CURDIR)/..
+VENV := $(CURDIR)/.venv
+PY := $(VENV)/bin/python
+BIN := $(ROOT)/target/release/zen-benchmark
+
+.PHONY: all compare fixtures rust node python build-rust build-node build-python
+
+all: rust node python
+
+fixtures:
+	@node gen.mjs
+
+compare:
+	@node compare.mjs
+
+rust: build-rust
+	@printf '\n=== rust ===\n'
+	@$(BIN) manifest.json
+
+node: build-node
+	@printf '\n=== node ===\n'
+	@node node/bench.mjs
+
+python: build-python
+	@printf '\n=== python ===\n'
+	@$(PY) python/bench.py
+
+build-rust:
+	@cargo build --release -q -p zen-benchmark
+
+build-node:
+	@cd $(ROOT)/bindings/nodejs && yarn install --immutable --mode=skip-build && yarn build
+
+build-python:
+	@test -d $(VENV) || python3 -m venv $(VENV)
+	@$(PY) -m pip install --quiet --upgrade pip maturin
+	@rm -rf $(CURDIR)/.dist && $(PY) -m maturin build --release --out $(CURDIR)/.dist -m $(ROOT)/bindings/python/Cargo.toml
+	@$(PY) -m pip install --quiet --force-reinstall $(CURDIR)/.dist/*.whl
diff --git a/benchmark/compare.mjs b/benchmark/compare.mjs
new file mode 100644
index 00000000..817354d6
--- /dev/null
+++ b/benchmark/compare.mjs
@@ -0,0 +1,54 @@
+import { execSync, execFileSync } from 'node:child_process';
+import { readFileSync, mkdtempSync, rmSync } from 'node:fs';
+import { tmpdir } from 'node:os';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const dir = path.dirname(fileURLToPath(import.meta.url));
+const root = path.join(dir, '..');
+const manifest = JSON.parse(readFileSync(path.join(dir, 'manifest.json'), 'utf8'));
+const rowNames = manifest.flatMap((e) => [`${e.name} (${e.kind})`, `${e.name} (${e.kind}) +trace`]);
+
+const langs = [
+  { key: 'rust', build: 'build-rust', cmd: path.join(root, 'target', 'release', 'zen-benchmark'), args: ['manifest.json'] },
+  { key: 'node', build: 'build-node', cmd: process.execPath, args: [path.join(dir, 'node', 'bench.mjs')] },
+  { key: 'python', build: 'build-python', cmd: path.join(dir, '.venv', 'bin', 'python'), args: [path.join(dir, 'python', 'bench.py')] },
+];
+
+const tmp = mkdtempSync(path.join(tmpdir(), 'zen-bench-'));
+const values = {};
+for (const lang of langs) {
+  try {
+    execSync(`make ${lang.build}`, { cwd: dir, stdio: 'inherit', env: process.env });
+    const out = path.join(tmp, `${lang.key}.json`);
+    execFileSync(lang.cmd, [...lang.args, out], { cwd: dir, stdio: ['ignore', 'ignore', 'inherit'], env: process.env });
+    const arr = JSON.parse(readFileSync(out, 'utf8'));
+    values[lang.key] = Object.fromEntries(arr.map((e) => [e.name, e.value]));
+  } catch (err) {
+    console.error(`! skipping ${lang.key}: ${err.message}`);
+    values[lang.key] = null;
+  }
+}
+rmSync(tmp, { recursive: true, force: true });
+
+const NAME_W = 52;
+const COL_W = 22;
+const get = (key, name) => (values[key] ? values[key][name] : undefined);
+const cell = (v, base) => {
+  if (v == null) return 'n/a'.padStart(COL_W);
+  const ns = `${Math.round(v)} ns`;
+  if (base == null) return ns.padStart(COL_W);
+  const mult = base === 0 ? '' : `${(v / base).toFixed(2)}x`;
+  return `${ns}  ${mult}`.padStart(COL_W);
+};
+
+const header = `${'fixture'.padEnd(NAME_W)}${['rust', 'node', 'python'].map((l) => l.padStart(COL_W)).join('')}`;
+console.log('');
+console.log(header);
+console.log('-'.repeat(header.length));
+for (const name of rowNames) {
+  const r = get('rust', name);
+  console.log(`${name.padEnd(NAME_W)}${cell(r, null)}${cell(get('node', name), r)}${cell(get('python', name), r)}`);
+}
+console.log('');
+console.log('x = slowdown vs rust (rust is the baseline floor; lower is better)');
diff --git a/benchmark/fixtures/graphs/credit-limit-adjustment.json b/benchmark/fixtures/graphs/credit-limit-adjustment.json
new file mode 100644
index 00000000..a2b9d4b5
--- /dev/null
+++ b/benchmark/fixtures/graphs/credit-limit-adjustment.json
@@ -0,0 +1 @@
+{"nodes":[{"type":"inputNode","content":{"schema":""},"id":"inputNode","name":"request","position":{"x":110,"y":114}},{"type":"decisionTableNode","content":{"hitPolicy":"first","rules":[{"_id":"rule1","i1-1":">= 95","i1-2":"<= 0","o1-1":"'excellent'","o1-2":"30"},{"_id":"rule2","i1-1":">= 90","i1-2":"<= 1","o1-1":"'good'","o1-2":"20"},{"_id":"rule3","i1-1":">= 80","i1-2":"<= 2","o1-1":"'average'","o1-2":"0"},{"_id":"rule4","i1-1":">= 70","i1-2":"<= 3","o1-1":"'below_average'","o1-2":"-10"},{"_id":"rule5","i1-1":"","i1-2":"","o1-1":"'poor'","o1-2":"-30"}],"inputs":[{"id":"i1-1","name":"On-time Payment Percentage","field":"account.payment_history.on_time_payment_percentage"},{"id":"i1-2","name":"Late Payments (Last 12 Months)","field":"account.payment_history.late_payments_last_12_months"}],"outputs":[{"id":"o1-1","name":"Payment History Rating","field":"evaluation.payment_history_rating"},{"id":"o1-2","name":"Payment History Score","field":"evaluation.payment_history_score"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"paymentHistoryNode","name":"payment_history_evaluation","position":{"x":430,"y":114}},{"type":"decisionTableNode","content":{"hitPolicy":"first","rules":[{"_id":"rule1","i2-1":"< 30","i2-2":"< 50","o2-1":"'low'","o2-2":"25"},{"_id":"rule2","i2-1":">= 30, < 50","i2-2":">= 50, < 70","o2-1":"'moderate'","o2-2":"15"},{"_id":"rule3","i2-1":">= 50, < 70","i2-2":">= 70, < 85","o2-1":"'high'","o2-2":"0"},{"_id":"rule4","i2-1":">= 70, < 85","i2-2":">= 85, < 95","o2-1":"'very_high'","o2-2":"-15"},{"_id":"rule5","i2-1":"","i2-2":"","o2-1":"'excessive'","o2-2":"-25"}],"inputs":[{"id":"i2-1","name":"Current Utilization Percentage","field":"account.utilization.current_percentage"},{"id":"i2-2","name":"Average Utilization (Last 6 Months)","field":"account.utilization.average_last_6_months"}],"outputs":[{"id":"o2-1","name":"Utilization Rating","field":"evaluation.utilization_rating"},{"id":"o2-2","name":"Utilization Score","field":"evaluation.utilization_score"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"utilizationNode","name":"utilization_evaluation","position":{"x":750,"y":114}},{"type":"decisionTableNode","content":{"hitPolicy":"first","rules":[{"_id":"rule1","i3-1":"< 1","i3-2":">= 3","i3-3":"true","o3-1":"'excellent'","o3-2":"25"},{"_id":"rule2","i3-1":"< 2","i3-2":">= 2","i3-3":"true","o3-1":"'good'","o3-2":"15"},{"_id":"rule3","i3-1":"< 3","i3-2":">= 1","i3-3":"","o3-1":"'average'","o3-2":"5"},{"_id":"rule4","i3-1":"< 4","i3-2":"< 1","i3-3":"false","o3-1":"'below_average'","o3-2":"-10"},{"_id":"rule5","i3-1":"","i3-2":"","i3-3":"","o3-1":"'poor'","o3-2":"-20"}],"inputs":[{"id":"i3-1","name":"Credit Inquiries (Last 12 Months)","field":"account.financial_behavior.credit_inquiries_last_12_months"},{"id":"i3-2","name":"Years with Institution","field":"account.financial_behavior.years_with_institution"},{"id":"i3-3","name":"Income Verification","field":"account.financial_behavior.income_verified"}],"outputs":[{"id":"o3-1","name":"Financial Behavior Rating","field":"evaluation.financial_behavior_rating"},{"id":"o3-2","name":"Financial Behavior Score","field":"evaluation.financial_behavior_score"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"financialBehaviorNode","name":"financial_behavior_evaluation","position":{"x":1070,"y":114}},{"type":"expressionNode","content":{"expressions":[{"id":"expr1","key":"total_adjustment_score","value":"evaluation.payment_history_score + evaluation.utilization_score + evaluation.financial_behavior_score"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"scoreCalculationNode","name":"calculate_total_score","position":{"x":1390,"y":114}},{"type":"decisionTableNode","content":{"hitPolicy":"first","rules":[{"_id":"rule1","i4-1":"> 50","o4-1":"30","o4-2":"'Significant increase recommended based on excellent history and behavior.'"},{"_id":"rule2","i4-1":"> 40","o4-1":"25","o4-2":"'Strong increase recommended based on very good history and behavior.'"},{"_id":"rule3","i4-1":"> 30","o4-1":"20","o4-2":"'Moderate increase recommended based on good history and behavior.'"},{"_id":"rule4","i4-1":"> 20","o4-1":"15","o4-2":"'Increase recommended based on above average history and behavior.'"},{"_id":"rule5","i4-1":"> 10","o4-1":"10","o4-2":"'Small increase recommended based on satisfactory history and behavior.'"},{"_id":"rule6","i4-1":"> 0","o4-1":"5","o4-2":"'Minimal increase recommended based on acceptable history and behavior.'"},{"_id":"rule7","i4-1":"> -10","o4-1":"0","o4-2":"'No change recommended, monitoring advised.'"},{"_id":"rule8","i4-1":"> -20","o4-1":"-5","o4-2":"'Small decrease recommended due to concerning trends.'"},{"_id":"rule9","i4-1":"> -30","o4-1":"-10","o4-2":"'Moderate decrease recommended due to negative indicators.'"},{"_id":"rule10","i4-1":"> -40","o4-1":"-15","o4-2":"'Significant decrease recommended due to high risk factors.'"},{"_id":"rule11","i4-1":"","o4-1":"-20","o4-2":"'Major decrease recommended due to severe risk factors.'"}],"inputs":[{"id":"i4-1","name":"Total Adjustment Score","field":"total_adjustment_score"}],"outputs":[{"id":"o4-1","name":"Percent Change","field":"recommendation.percent_change"},{"id":"o4-2","name":"Justification","field":"recommendation.justification"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"creditLimitRecommendationNode","name":"credit_limit_recommendation","position":{"x":1710,"y":114}},{"type":"expressionNode","content":{"expressions":[{"id":"expr1","key":"recommendation.amount_change","value":"round(account.current_credit_limit * (recommendation.percent_change / 100))"},{"id":"expr2","key":"recommendation.new_credit_limit","value":"account.current_credit_limit + $.recommendation.amount_change"}],"passThrough":false,"inputField":null,"outputPath":null,"executionMode":"single"},"id":"finalCalculationNode","name":"calculate_final_amounts","position":{"x":2030,"y":114}}],"edges":[{"id":"edge1","sourceId":"inputNode","targetId":"paymentHistoryNode","type":"edge"},{"id":"edge2","sourceId":"paymentHistoryNode","targetId":"utilizationNode","type":"edge"},{"id":"edge3","sourceId":"utilizationNode","targetId":"financialBehaviorNode","type":"edge"},{"id":"edge4","sourceId":"financialBehaviorNode","targetId":"scoreCalculationNode","type":"edge"},{"id":"edge5","sourceId":"scoreCalculationNode","targetId":"creditLimitRecommendationNode","type":"edge"},{"id":"edge6","sourceId":"creditLimitRecommendationNode","targetId":"finalCalculationNode","type":"edge"}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/graphs/customer-eligibility-engine.json b/benchmark/fixtures/graphs/customer-eligibility-engine.json
new file mode 100644
index 00000000..2d739309
--- /dev/null
+++ b/benchmark/fixtures/graphs/customer-eligibility-engine.json
@@ -0,0 +1 @@
+{"contentType":"application/vnd.gorules.decision","nodes":[{"type":"inputNode","id":"in","name":"request","content":{"schema":""},"position":{"x":2020,"y":120}},{"type":"expressionNode","id":"dailyStats","name":"dailyStats","content":{"expressions":[{"id":"dailyStats_e0","key":"cost","value":"dataGB * 0.5 + minutes * 0.01 + texts * 0.001"},{"id":"dailyStats_e1","key":"heavy","value":"dataGB > 2"}],"passThrough":true,"inputField":"usageHistory","outputPath":"daily","executionMode":"loop"},"position":{"x":2180,"y":120}},{"type":"decisionTableNode","id":"dailyTier","name":"dailyTier","content":{"hitPolicy":"first","inputs":[{"id":"i","name":"Cost","field":"cost"}],"outputs":[{"id":"o","name":"Tier","field":"usageTier"}],"rules":[{"_id":"r1","i":"> 5","o":"'high'"},{"_id":"r2","i":"> 2","o":"'medium'"},{"_id":"r3","i":"","o":"'low'"}],"passThrough":true,"inputField":"daily","outputPath":"dailyTiered","executionMode":"loop"},"position":{"x":2340,"y":120}},{"type":"expressionNode","id":"aggregate","name":"aggregate","content":{"expressions":[{"id":"aggregate_e0","key":"totalCost","value":"sum(map(daily, #.cost))"},{"id":"aggregate_e1","key":"heavyDays","value":"len(filter(daily, #.heavy))"},{"id":"aggregate_e2","key":"avgData","value":"sum(map(usageHistory, #.dataGB)) / len(usageHistory)"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":2500,"y":120}},{"type":"decisionTableNode","id":"accountStatus","name":"accountStatus","content":{"hitPolicy":"first","inputs":[{"id":"i1","name":"Age","field":"accountInfo.accountAge"},{"id":"i2","name":"Payment","field":"accountInfo.paymentHistory"}],"outputs":[{"id":"o1","name":"Status","field":"eligibility.accountStatus"},{"id":"o2","name":"Good","field":"eligibility.goodStanding"}],"rules":[{"_id":"r1","i1":">= 24","i2":"'excellent'","o1":"'excellent'","o2":"true"},{"_id":"r2","i1":">= 12","i2":"'excellent', 'good'","o1":"'good'","o2":"true"},{"_id":"r3","i1":">= 6","i2":"","o1":"'fair'","o2":"true"},{"_id":"r4","i1":"","i2":"","o1":"'review'","o2":"false"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":2660,"y":120}},{"type":"decisionTableNode","id":"loyaltyTier","name":"loyaltyTier","content":{"hitPolicy":"first","inputs":[{"id":"i1","name":"Age","field":"accountInfo.accountAge"},{"id":"i2","name":"Spend","field":"accountInfo.monthlySpend"}],"outputs":[{"id":"o1","name":"Tier","field":"eligibility.loyaltyTier"},{"id":"o2","name":"Discount","field":"eligibility.loyaltyDiscountPercent"}],"rules":[{"_id":"r1","i1":">= 36","i2":">= 120","o1":"'platinum'","o2":"20"},{"_id":"r2","i1":">= 24","i2":">= 80","o1":"'gold'","o2":"15"},{"_id":"r3","i1":">= 12","i2":">= 50","o1":"'silver'","o2":"10"},{"_id":"r4","i1":"","i2":"","o1":"'standard'","o2":"0"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":2820,"y":120}},{"type":"expressionNode","id":"specialOffers","name":"specialOffers","content":{"expressions":[{"id":"specialOffers_e0","key":"eligibility.specialOffers","value":"{ 'dataBooster': usageStats.dataUtilizationPercent > 80, 'familyPlan': len(customerProfile.devices) >= 3, 'loyaltyReward': eligibility.loyaltyTier in ['platinum', 'gold', 'silver'] }"},{"id":"specialOffers_e1","key":"eligibility.offerCount","value":"len(filter(values($.eligibility.specialOffers), # == true))"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":2980,"y":120}},{"type":"expressionNode","id":"replicate","name":"replicate","content":{"expressions":[{"id":"replicate_e0","key":"historyCopy","value":"usageHistory"},{"id":"replicate_e1","key":"dailyCopy","value":"daily"},{"id":"replicate_e2","key":"tieredCopy","value":"dailyTiered"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":3140,"y":120}}],"edges":[{"id":"edge0","type":"edge","sourceId":"in","targetId":"dailyStats"},{"id":"edge1","type":"edge","sourceId":"dailyStats","targetId":"dailyTier"},{"id":"edge2","type":"edge","sourceId":"dailyTier","targetId":"aggregate"},{"id":"edge3","type":"edge","sourceId":"aggregate","targetId":"accountStatus"},{"id":"edge4","type":"edge","sourceId":"accountStatus","targetId":"loyaltyTier"},{"id":"edge5","type":"edge","sourceId":"loyaltyTier","targetId":"specialOffers"},{"id":"edge6","type":"edge","sourceId":"specialOffers","targetId":"replicate"}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/graphs/decision-table-discounts.json b/benchmark/fixtures/graphs/decision-table-discounts.json
new file mode 100644
index 00000000..7b47ed92
--- /dev/null
+++ b/benchmark/fixtures/graphs/decision-table-discounts.json
@@ -0,0 +1 @@
+{"contentType":"application/vnd.gorules.decision","nodes":[{"id":"5eefa8a4-56a9-46b1-a265-7ddbddde3441","type":"inputNode","position":{"x":240,"y":280},"name":"Request"},{"id":"638d767d-ae08-4ba3-9db3-97c6c4e4c6f5","type":"decisionTableNode","position":{"x":520,"y":280},"name":"Discounts","content":{"hitPolicy":"collect","inputs":[{"id":"6fd35e3e-584b-4149-b4bf-5f2d258f40e7","type":"expression","field":"code","name":"Code"},{"id":"a1700de6-fe35-4cec-b66f-0897d2604a3f","name":"Order Date","type":"expression","field":"date(order.createdAt)"},{"id":"813dace4-0b55-4409-adb2-b4739a653302","type":"expression","field":"date(customer.joinDate)","name":"Customer Join Date"},{"id":"f34f2c8b-eba9-4ebe-aeec-384bce69e3aa","type":"expression","field":"len(customer.pastPurchases)","name":"Customer Past Purchases"}],"outputs":[{"field":"discount.percentage","id":"16d637be-1093-4468-b29f-236666bf2f26","name":"Discount Percentage","type":"expression"},{"id":"bccbb1bc-f0da-4b1e-b186-122ba4a193ac","type":"expression","field":"discount.flat","name":"Discount Flat"}],"rules":[{"_id":"eabd4e2e-5c14-4d4d-ada6-b3cdc547ae99","_description":"Welcome bonus of 15%","6fd35e3e-584b-4149-b4bf-5f2d258f40e7":"\"WELCOME_2023\"","a1700de6-fe35-4cec-b66f-0897d2604a3f":"","813dace4-0b55-4409-adb2-b4739a653302":"> date(\"2023-01-01\")","f34f2c8b-eba9-4ebe-aeec-384bce69e3aa":"0","16d637be-1093-4468-b29f-236666bf2f26":"15","bccbb1bc-f0da-4b1e-b186-122ba4a193ac":""},{"_id":"d80dee00-07a7-42fb-bc83-262eeee9fbdb","_description":"Recurring customer 25$ discount","6fd35e3e-584b-4149-b4bf-5f2d258f40e7":"\"BACK_TO_BACK\"","a1700de6-fe35-4cec-b66f-0897d2604a3f":"[date(\"2023-01-01\")..date(\"2023-02-01\")]","813dace4-0b55-4409-adb2-b4739a653302":"","f34f2c8b-eba9-4ebe-aeec-384bce69e3aa":"> 10","16d637be-1093-4468-b29f-236666bf2f26":"","bccbb1bc-f0da-4b1e-b186-122ba4a193ac":"25"},{"_id":"fcfae4b3-5c86-4efe-91cd-ca4bc1fa7c7c","_description":"Old customer 10%","6fd35e3e-584b-4149-b4bf-5f2d258f40e7":"\"EARLY_BIRD\"","a1700de6-fe35-4cec-b66f-0897d2604a3f":"","813dace4-0b55-4409-adb2-b4739a653302":"< date(\"2020-01-01\")","f34f2c8b-eba9-4ebe-aeec-384bce69e3aa":"","16d637be-1093-4468-b29f-236666bf2f26":"10","bccbb1bc-f0da-4b1e-b186-122ba4a193ac":""}]}},{"id":"c87d26e6-f3a2-47ad-9310-cbd1899cc68a","type":"outputNode","position":{"x":830,"y":280},"name":"Response"}],"edges":[{"id":"3b07d6c5-6949-4e5d-a8c6-f5cf44dbba0a","sourceId":"5eefa8a4-56a9-46b1-a265-7ddbddde3441","type":"edge","targetId":"638d767d-ae08-4ba3-9db3-97c6c4e4c6f5"},{"id":"69e558e4-4c20-4a53-9230-c068ebb19830","sourceId":"638d767d-ae08-4ba3-9db3-97c6c4e4c6f5","type":"edge","targetId":"c87d26e6-f3a2-47ad-9310-cbd1899cc68a"}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/graphs/dynamic-shipping-cost-calculator.json b/benchmark/fixtures/graphs/dynamic-shipping-cost-calculator.json
new file mode 100644
index 00000000..79ad87a2
--- /dev/null
+++ b/benchmark/fixtures/graphs/dynamic-shipping-cost-calculator.json
@@ -0,0 +1 @@
+{"contentType":"application/vnd.gorules.decision","nodes":[{"type":"inputNode","id":"in","name":"request","content":{"schema":""},"position":{"x":1060,"y":120}},{"type":"expressionNode","id":"dims","name":"dims","content":{"expressions":[{"id":"dims_e0","key":"dimWeight","value":"(length * width * height) / 5000"},{"id":"dims_e1","key":"effWeight","value":"max([weight, (length * width * height) / 5000])"},{"id":"dims_e2","key":"distFactor","value":"distance / 100"}],"passThrough":true,"inputField":"shipments","outputPath":"computed","executionMode":"loop"},"position":{"x":1220,"y":120}},{"type":"decisionTableNode","id":"baseRate","name":"baseRate","content":{"hitPolicy":"first","inputs":[{"id":"i1","name":"Type","field":"shippingType"},{"id":"i2","name":"Weight","field":"effWeight"}],"outputs":[{"id":"o1","name":"Base","field":"baseRate"}],"rules":[{"_id":"r1","i1":"'standard'","i2":"< 20","o1":"10"},{"_id":"r2","i1":"'standard'","i2":"","o1":"20"},{"_id":"r3","i1":"'express'","i2":"< 20","o1":"20"},{"_id":"r4","i1":"'express'","i2":"","o1":"35"},{"_id":"r5","i1":"'priority'","i2":"","o1":"50"},{"_id":"r6","i1":"","i2":"","o1":"15"}],"passThrough":true,"inputField":"computed","outputPath":"rated","executionMode":"loop"},"position":{"x":1380,"y":120}},{"type":"decisionTableNode","id":"finalPrice","name":"finalPrice","content":{"hitPolicy":"first","inputs":[{"id":"i1","name":"Tier","field":"customerTier"}],"outputs":[{"id":"o1","name":"Final","field":"finalPrice"}],"rules":[{"_id":"r1","i1":"'gold'","o1":"baseRate * (effWeight / weight) * (1 + distFactor * 0.1) * 0.9"},{"_id":"r2","i1":"'silver'","o1":"baseRate * (effWeight / weight) * (1 + distFactor * 0.1) * 0.95"},{"_id":"r3","i1":"","o1":"baseRate * (effWeight / weight) * (1 + distFactor * 0.1)"}],"passThrough":true,"inputField":"rated","outputPath":"priced","executionMode":"loop"},"position":{"x":1540,"y":120}},{"type":"expressionNode","id":"replicate","name":"replicate","content":{"expressions":[{"id":"replicate_e0","key":"shipmentsCopy","value":"shipments"},{"id":"replicate_e1","key":"computedCopy","value":"computed"},{"id":"replicate_e2","key":"pricedCopy","value":"priced"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":1700,"y":120}},{"type":"expressionNode","id":"totals","name":"totals","content":{"expressions":[{"id":"totals_e0","key":"totalPrice","value":"sum(map(priced, #.finalPrice))"},{"id":"totals_e1","key":"count","value":"len(shipments)"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":1860,"y":120}}],"edges":[{"id":"edge0","type":"edge","sourceId":"in","targetId":"dims"},{"id":"edge1","type":"edge","sourceId":"dims","targetId":"baseRate"},{"id":"edge2","type":"edge","sourceId":"baseRate","targetId":"finalPrice"},{"id":"edge3","type":"edge","sourceId":"finalPrice","targetId":"replicate"},{"id":"edge4","type":"edge","sourceId":"replicate","targetId":"totals"}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/graphs/expression-table-map.json b/benchmark/fixtures/graphs/expression-table-map.json
new file mode 100644
index 00000000..562ed42d
--- /dev/null
+++ b/benchmark/fixtures/graphs/expression-table-map.json
@@ -0,0 +1 @@
+{"contentType":"application/vnd.gorules.decision","nodes":[{"type":"inputNode","id":"in","name":"request","content":{"schema":""},"position":{"x":260,"y":120}},{"type":"expressionNode","id":"enrich","name":"enrich","content":{"expressions":[{"id":"enrich_e0","key":"subtotal","value":"amount * qty"},{"id":"enrich_e1","key":"premium","value":"amount > 40 and group == 'accessories'"}],"passThrough":true,"inputField":"items","outputPath":"enriched","executionMode":"loop"},"position":{"x":420,"y":120}},{"type":"decisionTableNode","id":"classify","name":"classify","content":{"hitPolicy":"first","inputs":[{"id":"ci","name":"Subtotal","field":"subtotal"}],"outputs":[{"id":"co","name":"Discount","field":"discount"}],"rules":[{"_id":"r1","ci":"> 1000","co":"15"},{"_id":"r2","ci":"> 500","co":"10"},{"_id":"r3","ci":"> 100","co":"5"},{"_id":"r4","ci":"","co":"0"}],"passThrough":true,"inputField":"enriched","outputPath":"classified","executionMode":"loop"},"position":{"x":580,"y":120}},{"type":"expressionNode","id":"replicate","name":"replicate","content":{"expressions":[{"id":"replicate_e0","key":"allItems","value":"items"},{"id":"replicate_e1","key":"enrichedCopy","value":"enriched"},{"id":"replicate_e2","key":"classifiedCopy","value":"classified"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":740,"y":120}},{"type":"expressionNode","id":"totals","name":"totals","content":{"expressions":[{"id":"totals_e0","key":"grandTotal","value":"sum(map(enriched, #.subtotal))"},{"id":"totals_e1","key":"itemCount","value":"len(items)"},{"id":"totals_e2","key":"premiumCount","value":"len(filter(enriched, #.premium))"}],"passThrough":true,"inputField":null,"outputPath":null,"executionMode":"single"},"position":{"x":900,"y":120}}],"edges":[{"id":"edge0","type":"edge","sourceId":"in","targetId":"enrich"},{"id":"edge1","type":"edge","sourceId":"enrich","targetId":"classify"},{"id":"edge2","type":"edge","sourceId":"classify","targetId":"replicate"},{"id":"edge3","type":"edge","sourceId":"replicate","targetId":"totals"}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/policies/expression-chain.json b/benchmark/fixtures/policies/expression-chain.json
new file mode 100644
index 00000000..8cd3491e
--- /dev/null
+++ b/benchmark/fixtures/policies/expression-chain.json
@@ -0,0 +1 @@
+{"blocks":[{"id":"dm","type":"dataModel","props":{"data":{"name":"customer","properties":[{"id":"p0","name":"amounts","type":"number","array":true,"optional":false},{"id":"p1","name":"label","type":"string","array":false,"optional":false}]}},"children":[]},{"id":"e1","type":"expression","props":{"data":{"key":"customer.positive","value":"filter(customer.amounts, # > 0)"}}},{"id":"e2","type":"expression","props":{"data":{"key":"customer.negatives","value":"filter(customer.amounts, # < 0)"}}},{"id":"e3","type":"expression","props":{"data":{"key":"customer.doubled","value":"map(customer.amounts, # * 2)"}}},{"id":"e4","type":"expression","props":{"data":{"key":"customer.squared","value":"map(customer.amounts, # * #)"}}},{"id":"e5","type":"expression","props":{"data":{"key":"customer.total","value":"sum(customer.positive)"}}},{"id":"e6","type":"expression","props":{"data":{"key":"customer.negTotal","value":"sum(customer.negatives)"}}},{"id":"e7","type":"expression","props":{"data":{"key":"customer.net","value":"customer.total + customer.negTotal"}}},{"id":"e8","type":"expression","props":{"data":{"key":"customer.posCount","value":"len(customer.positive)"}}},{"id":"e9","type":"expression","props":{"data":{"key":"customer.avg","value":"customer.net / len(customer.amounts)"}}},{"id":"e10","type":"expression","props":{"data":{"key":"customer.maxVal","value":"max(customer.amounts)"}}},{"id":"e11","type":"expression","props":{"data":{"key":"customer.minVal","value":"min(customer.amounts)"}}},{"id":"a1","type":"assertion","props":{"data":{"output":"customer.bigSpender","conditions":[{"id":"a1c","expression":"customer.total > 1000","operator":"and","depth":0}]}},"children":[]},{"id":"a2","type":"assertion","props":{"data":{"output":"customer.balanced","conditions":[{"id":"a2c","expression":"customer.net > 0","operator":"and","depth":0}]}},"children":[]},{"id":"a3","type":"assertion","props":{"data":{"output":"customer.volatile","conditions":[{"id":"a3c","expression":"customer.maxVal - customer.minVal > 50","operator":"and","depth":0}]}},"children":[]}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/policies/expression.json b/benchmark/fixtures/policies/expression.json
new file mode 100644
index 00000000..7b2356eb
--- /dev/null
+++ b/benchmark/fixtures/policies/expression.json
@@ -0,0 +1 @@
+{"blocks":[{"id":"dm","type":"dataModel","props":{"data":{"name":"customer","properties":[{"id":"p0","name":"age","type":"number","array":false,"optional":false},{"id":"p1","name":"income","type":"number","array":false,"optional":false}]}},"children":[]},{"id":"e1","type":"expression","props":{"data":{"key":"customer.score","value":"customer.age + customer.income / 1000"}}},{"id":"a1","type":"assertion","props":{"data":{"output":"customer.eligible","conditions":[{"id":"a1c","expression":"customer.score > 50","operator":"and","depth":0}]}},"children":[]}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/policies/match.json b/benchmark/fixtures/policies/match.json
new file mode 100644
index 00000000..686fbdce
--- /dev/null
+++ b/benchmark/fixtures/policies/match.json
@@ -0,0 +1 @@
+{"blocks":[{"id":"dm","type":"dataModel","props":{"data":{"name":"customer","properties":[{"id":"p0","name":"score","type":"number","array":false,"optional":false}]}},"children":[]},{"id":"m1","type":"match","props":{"data":{"key":"customer.tier","arms":[{"id":"a1","condition":"customer.score >= 80","value":"\"gold\""},{"id":"a2","condition":"customer.score >= 50","value":"\"silver\""},{"id":"a3","condition":"","value":"\"bronze\""}]}}}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/policies/multi-assertion.json b/benchmark/fixtures/policies/multi-assertion.json
new file mode 100644
index 00000000..85646aeb
--- /dev/null
+++ b/benchmark/fixtures/policies/multi-assertion.json
@@ -0,0 +1 @@
+{"blocks":[{"id":"dm","type":"dataModel","props":{"data":{"name":"customer","properties":[{"id":"p0","name":"age","type":"number","array":false,"optional":false},{"id":"p1","name":"income","type":"number","array":false,"optional":false},{"id":"p2","name":"employmentYears","type":"number","array":false,"optional":false},{"id":"p3","name":"scores","type":"number","array":true,"optional":false}]}},"children":[]},{"id":"s1","type":"expression","props":{"data":{"key":"customer.scoreSum","value":"sum(customer.scores)"}}},{"id":"s2","type":"expression","props":{"data":{"key":"customer.scoreAvg","value":"customer.scoreSum / len(customer.scores)"}}},{"id":"s3","type":"expression","props":{"data":{"key":"customer.highScores","value":"filter(customer.scores, # > 50)"}}},{"id":"s4","type":"expression","props":{"data":{"key":"customer.scaled","value":"map(customer.scores, # * 1.5)"}}},{"id":"a0","type":"assertion","props":{"data":{"output":"customer.flag0","conditions":[{"id":"a0c","expression":"customer.scoreAvg >= 0","operator":"and","depth":0}]}},"children":[]},{"id":"a1","type":"assertion","props":{"data":{"output":"customer.flag1","conditions":[{"id":"a1c","expression":"customer.scoreAvg >= 1","operator":"and","depth":0}]}},"children":[]},{"id":"a2","type":"assertion","props":{"data":{"output":"customer.flag2","conditions":[{"id":"a2c","expression":"customer.scoreAvg >= 2","operator":"and","depth":0}]}},"children":[]},{"id":"a3","type":"assertion","props":{"data":{"output":"customer.flag3","conditions":[{"id":"a3c","expression":"customer.scoreAvg >= 3","operator":"and","depth":0}]}},"children":[]},{"id":"a4","type":"assertion","props":{"data":{"output":"customer.flag4","conditions":[{"id":"a4c","expression":"customer.scoreAvg >= 4","operator":"and","depth":0}]}},"children":[]},{"id":"a5","type":"assertion","props":{"data":{"output":"customer.flag5","conditions":[{"id":"a5c","expression":"customer.scoreAvg >= 5","operator":"and","depth":0}]}},"children":[]},{"id":"a6","type":"assertion","props":{"data":{"output":"customer.flag6","conditions":[{"id":"a6c","expression":"customer.scoreAvg >= 6","operator":"and","depth":0}]}},"children":[]},{"id":"a7","type":"assertion","props":{"data":{"output":"customer.flag7","conditions":[{"id":"a7c","expression":"customer.scoreAvg >= 7","operator":"and","depth":0}]}},"children":[]},{"id":"a8","type":"assertion","props":{"data":{"output":"customer.flag8","conditions":[{"id":"a8c","expression":"customer.scoreAvg >= 8","operator":"and","depth":0}]}},"children":[]},{"id":"a9","type":"assertion","props":{"data":{"output":"customer.flag9","conditions":[{"id":"a9c","expression":"customer.scoreAvg >= 9","operator":"and","depth":0}]}},"children":[]},{"id":"a10","type":"assertion","props":{"data":{"output":"customer.flag10","conditions":[{"id":"a10c","expression":"customer.scoreAvg >= 10","operator":"and","depth":0}]}},"children":[]},{"id":"a11","type":"assertion","props":{"data":{"output":"customer.flag11","conditions":[{"id":"a11c","expression":"customer.scoreAvg >= 11","operator":"and","depth":0}]}},"children":[]},{"id":"a12","type":"assertion","props":{"data":{"output":"customer.flag12","conditions":[{"id":"a12c","expression":"customer.scoreAvg >= 12","operator":"and","depth":0}]}},"children":[]},{"id":"a13","type":"assertion","props":{"data":{"output":"customer.flag13","conditions":[{"id":"a13c","expression":"customer.scoreAvg >= 13","operator":"and","depth":0}]}},"children":[]},{"id":"a14","type":"assertion","props":{"data":{"output":"customer.flag14","conditions":[{"id":"a14c","expression":"customer.scoreAvg >= 14","operator":"and","depth":0}]}},"children":[]},{"id":"a15","type":"assertion","props":{"data":{"output":"customer.flag15","conditions":[{"id":"a15c","expression":"customer.scoreAvg >= 15","operator":"and","depth":0}]}},"children":[]},{"id":"a16","type":"assertion","props":{"data":{"output":"customer.flag16","conditions":[{"id":"a16c","expression":"customer.scoreAvg >= 16","operator":"and","depth":0}]}},"children":[]},{"id":"a17","type":"assertion","props":{"data":{"output":"customer.flag17","conditions":[{"id":"a17c","expression":"customer.scoreAvg >= 17","operator":"and","depth":0}]}},"children":[]},{"id":"a18","type":"assertion","props":{"data":{"output":"customer.flag18","conditions":[{"id":"a18c","expression":"customer.scoreAvg >= 18","operator":"and","depth":0}]}},"children":[]},{"id":"a19","type":"assertion","props":{"data":{"output":"customer.flag19","conditions":[{"id":"a19c","expression":"customer.scoreAvg >= 19","operator":"and","depth":0}]}},"children":[]},{"id":"a20","type":"assertion","props":{"data":{"output":"customer.flag20","conditions":[{"id":"a20c","expression":"customer.scoreAvg >= 20","operator":"and","depth":0}]}},"children":[]},{"id":"a21","type":"assertion","props":{"data":{"output":"customer.flag21","conditions":[{"id":"a21c","expression":"customer.scoreAvg >= 21","operator":"and","depth":0}]}},"children":[]},{"id":"a22","type":"assertion","props":{"data":{"output":"customer.flag22","conditions":[{"id":"a22c","expression":"customer.scoreAvg >= 22","operator":"and","depth":0}]}},"children":[]},{"id":"a23","type":"assertion","props":{"data":{"output":"customer.flag23","conditions":[{"id":"a23c","expression":"customer.scoreAvg >= 23","operator":"and","depth":0}]}},"children":[]},{"id":"a24","type":"assertion","props":{"data":{"output":"customer.flag24","conditions":[{"id":"a24c","expression":"customer.scoreAvg >= 24","operator":"and","depth":0}]}},"children":[]},{"id":"a25","type":"assertion","props":{"data":{"output":"customer.flag25","conditions":[{"id":"a25c","expression":"customer.scoreAvg >= 25","operator":"and","depth":0}]}},"children":[]},{"id":"a26","type":"assertion","props":{"data":{"output":"customer.flag26","conditions":[{"id":"a26c","expression":"customer.scoreAvg >= 26","operator":"and","depth":0}]}},"children":[]},{"id":"a27","type":"assertion","props":{"data":{"output":"customer.flag27","conditions":[{"id":"a27c","expression":"customer.scoreAvg >= 27","operator":"and","depth":0}]}},"children":[]},{"id":"a28","type":"assertion","props":{"data":{"output":"customer.flag28","conditions":[{"id":"a28c","expression":"customer.scoreAvg >= 28","operator":"and","depth":0}]}},"children":[]},{"id":"a29","type":"assertion","props":{"data":{"output":"customer.flag29","conditions":[{"id":"a29c","expression":"customer.scoreAvg >= 29","operator":"and","depth":0}]}},"children":[]}]}
\ No newline at end of file
diff --git a/benchmark/fixtures/policies/simple-assertion.json b/benchmark/fixtures/policies/simple-assertion.json
new file mode 100644
index 00000000..6e76a719
--- /dev/null
+++ b/benchmark/fixtures/policies/simple-assertion.json
@@ -0,0 +1 @@
+{"blocks":[{"id":"dm","type":"dataModel","props":{"data":{"name":"customer","properties":[{"id":"p0","name":"age","type":"number","array":false,"optional":false}]}},"children":[]},{"id":"a1","type":"assertion","props":{"data":{"output":"customer.isAdult","conditions":[{"id":"a1c","expression":"customer.age >= 18","operator":"and","depth":0}]}},"children":[]}]}
\ No newline at end of file
diff --git a/benchmark/gen.mjs b/benchmark/gen.mjs
new file mode 100644
index 00000000..c5b97f31
--- /dev/null
+++ b/benchmark/gen.mjs
@@ -0,0 +1,328 @@
+import { writeFileSync } from 'node:fs';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const dir = path.dirname(fileURLToPath(import.meta.url));
+const fixtures = path.join(dir, 'fixtures');
+
+const ITEMS = 250;
+const DAYS = 200;
+const SHIPMENTS = 150;
+const AMOUNTS = 600;
+const SCORES = 300;
+const ASSERTIONS = 30;
+
+const range = (n) => Array.from({ length: n }, (_, i) => i);
+
+let x = 100;
+const pos = () => ({ x: (x += 160), y: 120 });
+
+const inputNode = (id) => ({ type: 'inputNode', id, name: 'request', content: { schema: '' }, position: pos() });
+
+const exprNode = (id, name, exprs, transform = {}) => ({
+  type: 'expressionNode',
+  id,
+  name,
+  content: {
+    expressions: exprs.map(([key, value], i) => ({ id: `${id}_e${i}`, key, value })),
+    passThrough: true,
+    inputField: null,
+    outputPath: null,
+    executionMode: 'single',
+    ...transform,
+  },
+  position: pos(),
+});
+
+const tableNode = (id, name, inputs, outputs, rules, transform = {}) => ({
+  type: 'decisionTableNode',
+  id,
+  name,
+  content: {
+    hitPolicy: 'first',
+    inputs,
+    outputs,
+    rules,
+    passThrough: true,
+    inputField: null,
+    outputPath: null,
+    executionMode: 'single',
+    ...transform,
+  },
+  position: pos(),
+});
+
+const graph = (nodes) => ({
+  contentType: 'application/vnd.gorules.decision',
+  nodes,
+  edges: nodes.slice(1).map((n, i) => ({ id: `edge${i}`, type: 'edge', sourceId: nodes[i].id, targetId: n.id })),
+});
+
+const dataModel = (name, props) => ({
+  id: 'dm',
+  type: 'dataModel',
+  props: { data: { name, properties: props.map((p, i) => ({ id: `p${i}`, name: p.name, type: p.type, array: !!p.array, optional: !!p.optional })) } },
+  children: [],
+});
+
+const expr = (id, key, value) => ({ id, type: 'expression', props: { data: { key, value } } });
+
+const assertion = (id, output, expression) => ({
+  id,
+  type: 'assertion',
+  props: { data: { output, conditions: [{ id: `${id}c`, expression, operator: 'and', depth: 0 }] } },
+  children: [],
+});
+
+const expressionTableMap = graph([
+  inputNode('in'),
+  exprNode('enrich', 'enrich', [
+    ['subtotal', 'amount * qty'],
+    ['premium', "amount > 40 and group == 'accessories'"],
+  ], { inputField: 'items', outputPath: 'enriched', executionMode: 'loop' }),
+  tableNode('classify', 'classify',
+    [{ id: 'ci', name: 'Subtotal', field: 'subtotal' }],
+    [{ id: 'co', name: 'Discount', field: 'discount' }],
+    [
+      { _id: 'r1', ci: '> 1000', co: '15' },
+      { _id: 'r2', ci: '> 500', co: '10' },
+      { _id: 'r3', ci: '> 100', co: '5' },
+      { _id: 'r4', ci: '', co: '0' },
+    ],
+    { inputField: 'enriched', outputPath: 'classified', executionMode: 'loop' }),
+  exprNode('replicate', 'replicate', [
+    ['allItems', 'items'],
+    ['enrichedCopy', 'enriched'],
+    ['classifiedCopy', 'classified'],
+  ]),
+  exprNode('totals', 'totals', [
+    ['grandTotal', 'sum(map(enriched, #.subtotal))'],
+    ['itemCount', 'len(items)'],
+    ['premiumCount', 'len(filter(enriched, #.premium))'],
+  ]),
+]);
+
+const dynamicShipping = graph([
+  inputNode('in'),
+  exprNode('dims', 'dims', [
+    ['dimWeight', '(length * width * height) / 5000'],
+    ['effWeight', 'max([weight, (length * width * height) / 5000])'],
+    ['distFactor', 'distance / 100'],
+  ], { inputField: 'shipments', outputPath: 'computed', executionMode: 'loop' }),
+  tableNode('baseRate', 'baseRate',
+    [
+      { id: 'i1', name: 'Type', field: 'shippingType' },
+      { id: 'i2', name: 'Weight', field: 'effWeight' },
+    ],
+    [{ id: 'o1', name: 'Base', field: 'baseRate' }],
+    [
+      { _id: 'r1', i1: "'standard'", i2: '< 20', o1: '10' },
+      { _id: 'r2', i1: "'standard'", i2: '', o1: '20' },
+      { _id: 'r3', i1: "'express'", i2: '< 20', o1: '20' },
+      { _id: 'r4', i1: "'express'", i2: '', o1: '35' },
+      { _id: 'r5', i1: "'priority'", i2: '', o1: '50' },
+      { _id: 'r6', i1: '', i2: '', o1: '15' },
+    ],
+    { inputField: 'computed', outputPath: 'rated', executionMode: 'loop' }),
+  tableNode('finalPrice', 'finalPrice',
+    [{ id: 'i1', name: 'Tier', field: 'customerTier' }],
+    [{ id: 'o1', name: 'Final', field: 'finalPrice' }],
+    [
+      { _id: 'r1', i1: "'gold'", o1: 'baseRate * (effWeight / weight) * (1 + distFactor * 0.1) * 0.9' },
+      { _id: 'r2', i1: "'silver'", o1: 'baseRate * (effWeight / weight) * (1 + distFactor * 0.1) * 0.95' },
+      { _id: 'r3', i1: '', o1: 'baseRate * (effWeight / weight) * (1 + distFactor * 0.1)' },
+    ],
+    { inputField: 'rated', outputPath: 'priced', executionMode: 'loop' }),
+  exprNode('replicate', 'replicate', [
+    ['shipmentsCopy', 'shipments'],
+    ['computedCopy', 'computed'],
+    ['pricedCopy', 'priced'],
+  ]),
+  exprNode('totals', 'totals', [
+    ['totalPrice', 'sum(map(priced, #.finalPrice))'],
+    ['count', 'len(shipments)'],
+  ]),
+]);
+
+const customerEligibility = graph([
+  inputNode('in'),
+  exprNode('dailyStats', 'dailyStats', [
+    ['cost', 'dataGB * 0.5 + minutes * 0.01 + texts * 0.001'],
+    ['heavy', 'dataGB > 2'],
+  ], { inputField: 'usageHistory', outputPath: 'daily', executionMode: 'loop' }),
+  tableNode('dailyTier', 'dailyTier',
+    [{ id: 'i', name: 'Cost', field: 'cost' }],
+    [{ id: 'o', name: 'Tier', field: 'usageTier' }],
+    [
+      { _id: 'r1', i: '> 5', o: "'high'" },
+      { _id: 'r2', i: '> 2', o: "'medium'" },
+      { _id: 'r3', i: '', o: "'low'" },
+    ],
+    { inputField: 'daily', outputPath: 'dailyTiered', executionMode: 'loop' }),
+  exprNode('aggregate', 'aggregate', [
+    ['totalCost', 'sum(map(daily, #.cost))'],
+    ['heavyDays', 'len(filter(daily, #.heavy))'],
+    ['avgData', 'sum(map(usageHistory, #.dataGB)) / len(usageHistory)'],
+  ]),
+  tableNode('accountStatus', 'accountStatus',
+    [
+      { id: 'i1', name: 'Age', field: 'accountInfo.accountAge' },
+      { id: 'i2', name: 'Payment', field: 'accountInfo.paymentHistory' },
+    ],
+    [
+      { id: 'o1', name: 'Status', field: 'eligibility.accountStatus' },
+      { id: 'o2', name: 'Good', field: 'eligibility.goodStanding' },
+    ],
+    [
+      { _id: 'r1', i1: '>= 24', i2: "'excellent'", o1: "'excellent'", o2: 'true' },
+      { _id: 'r2', i1: '>= 12', i2: "'excellent', 'good'", o1: "'good'", o2: 'true' },
+      { _id: 'r3', i1: '>= 6', i2: '', o1: "'fair'", o2: 'true' },
+      { _id: 'r4', i1: '', i2: '', o1: "'review'", o2: 'false' },
+    ]),
+  tableNode('loyaltyTier', 'loyaltyTier',
+    [
+      { id: 'i1', name: 'Age', field: 'accountInfo.accountAge' },
+      { id: 'i2', name: 'Spend', field: 'accountInfo.monthlySpend' },
+    ],
+    [
+      { id: 'o1', name: 'Tier', field: 'eligibility.loyaltyTier' },
+      { id: 'o2', name: 'Discount', field: 'eligibility.loyaltyDiscountPercent' },
+    ],
+    [
+      { _id: 'r1', i1: '>= 36', i2: '>= 120', o1: "'platinum'", o2: '20' },
+      { _id: 'r2', i1: '>= 24', i2: '>= 80', o1: "'gold'", o2: '15' },
+      { _id: 'r3', i1: '>= 12', i2: '>= 50', o1: "'silver'", o2: '10' },
+      { _id: 'r4', i1: '', i2: '', o1: "'standard'", o2: '0' },
+    ]),
+  exprNode('specialOffers', 'specialOffers', [
+    ['eligibility.specialOffers', "{ 'dataBooster': usageStats.dataUtilizationPercent > 80, 'familyPlan': len(customerProfile.devices) >= 3, 'loyaltyReward': eligibility.loyaltyTier in ['platinum', 'gold', 'silver'] }"],
+    ['eligibility.offerCount', 'len(filter(values($.eligibility.specialOffers), # == true))'],
+  ]),
+  exprNode('replicate', 'replicate', [
+    ['historyCopy', 'usageHistory'],
+    ['dailyCopy', 'daily'],
+    ['tieredCopy', 'dailyTiered'],
+  ]),
+]);
+
+const expressionChain = {
+  blocks: [
+    dataModel('customer', [
+      { name: 'amounts', type: 'number', array: true },
+      { name: 'label', type: 'string' },
+    ]),
+    expr('e1', 'customer.positive', 'filter(customer.amounts, # > 0)'),
+    expr('e2', 'customer.negatives', 'filter(customer.amounts, # < 0)'),
+    expr('e3', 'customer.doubled', 'map(customer.amounts, # * 2)'),
+    expr('e4', 'customer.squared', 'map(customer.amounts, # * #)'),
+    expr('e5', 'customer.total', 'sum(customer.positive)'),
+    expr('e6', 'customer.negTotal', 'sum(customer.negatives)'),
+    expr('e7', 'customer.net', 'customer.total + customer.negTotal'),
+    expr('e8', 'customer.posCount', 'len(customer.positive)'),
+    expr('e9', 'customer.avg', 'customer.net / len(customer.amounts)'),
+    expr('e10', 'customer.maxVal', 'max(customer.amounts)'),
+    expr('e11', 'customer.minVal', 'min(customer.amounts)'),
+    assertion('a1', 'customer.bigSpender', 'customer.total > 1000'),
+    assertion('a2', 'customer.balanced', 'customer.net > 0'),
+    assertion('a3', 'customer.volatile', 'customer.maxVal - customer.minVal > 50'),
+  ],
+};
+
+const multiAssertion = {
+  blocks: [
+    dataModel('customer', [
+      { name: 'age', type: 'number' },
+      { name: 'income', type: 'number' },
+      { name: 'employmentYears', type: 'number' },
+      { name: 'scores', type: 'number', array: true },
+    ]),
+    expr('s1', 'customer.scoreSum', 'sum(customer.scores)'),
+    expr('s2', 'customer.scoreAvg', 'customer.scoreSum / len(customer.scores)'),
+    expr('s3', 'customer.highScores', 'filter(customer.scores, # > 50)'),
+    expr('s4', 'customer.scaled', 'map(customer.scores, # * 1.5)'),
+    ...range(ASSERTIONS).map((i) => assertion(`a${i}`, `customer.flag${i}`, `customer.scoreAvg >= ${i}`)),
+  ],
+};
+
+const manifest = [
+  {
+    name: 'decision-table-discounts',
+    kind: 'graph',
+    file: 'graphs/decision-table-discounts.json',
+    input: { code: 'WELCOME_2023', order: { createdAt: '2023-01-15' }, customer: { joinDate: '2023-02-01', pastPurchases: [] } },
+  },
+  {
+    name: 'expression-table-map',
+    kind: 'graph',
+    file: 'graphs/expression-table-map.json',
+    input: {
+      customer: { name: 'John Doe', country: 'US' },
+      items: range(ITEMS).map((i) => ({ name: `item${i}`, amount: 10 + (i % 90), group: i % 3 === 0 ? 'accessories' : 'electronics', qty: 1 + (i % 5) })),
+    },
+  },
+  {
+    name: 'credit-limit-adjustment',
+    kind: 'graph',
+    file: 'graphs/credit-limit-adjustment.json',
+    input: {
+      account: {
+        customer_id: 'CUST10025',
+        current_credit_limit: 5000,
+        payment_history: { on_time_payment_percentage: 98, late_payments_last_12_months: 0, total_payments: 24 },
+        utilization: { current_percentage: 25, average_last_6_months: 40, highest_balance: 2800 },
+        financial_behavior: { credit_inquiries_last_12_months: 0, years_with_institution: 4, income_verified: true, has_other_products: true },
+      },
+    },
+  },
+  {
+    name: 'dynamic-shipping-cost-calculator',
+    kind: 'graph',
+    file: 'graphs/dynamic-shipping-cost-calculator.json',
+    input: {
+      shipments: range(SHIPMENTS).map((i) => ({
+        weight: 5 + (i % 40),
+        length: 20 + (i % 30),
+        width: 15 + (i % 20),
+        height: 10 + (i % 15),
+        distance: 50 + (i % 500),
+        shippingType: ['standard', 'express', 'priority'][i % 3],
+        customerTier: ['gold', 'silver', 'standard'][i % 3],
+      })),
+    },
+  },
+  {
+    name: 'customer-eligibility-engine',
+    kind: 'graph',
+    file: 'graphs/customer-eligibility-engine.json',
+    input: {
+      accountInfo: { accountAge: 28, paymentHistory: 'excellent', currentPlan: 'Family Premium 50GB', monthlySpend: 95, contractStatus: 'pending_renewal' },
+      usageStats: { dataUsageGB: 42.5, dataUtilizationPercent: 85, callMinutes: 350, textMessages: 1250 },
+      customerProfile: { segment: 'consumer', location: 'Seattle, WA', devices: ['iPhone 14', 'iPad Air', 'Apple Watch'], previousComplaints: 0 },
+      usageHistory: range(DAYS).map((d) => ({ day: d, dataGB: 1 + (d % 5), minutes: 100 + (d % 200), texts: 10 + (d % 50) })),
+    },
+  },
+  { name: 'simple-assertion', kind: 'policy', file: 'policies/simple-assertion.json', input: { customer: { age: 30 } } },
+  { name: 'expression', kind: 'policy', file: 'policies/expression.json', input: { customer: { age: 35, income: 60000 } } },
+  {
+    name: 'multi-assertion',
+    kind: 'policy',
+    file: 'policies/multi-assertion.json',
+    input: { customer: { age: 40, income: 60000, employmentYears: 5, scores: range(SCORES).map((i) => (i * 13) % 100) } },
+  },
+  {
+    name: 'expression-chain',
+    kind: 'policy',
+    file: 'policies/expression-chain.json',
+    input: { customer: { amounts: range(AMOUNTS).map((i) => ((i * 7) % 41) - 20), label: 'batch' } },
+  },
+  { name: 'match', kind: 'policy', file: 'policies/match.json', input: { customer: { score: 85 } } },
+];
+
+writeFileSync(path.join(fixtures, 'graphs', 'expression-table-map.json'), JSON.stringify(expressionTableMap));
+writeFileSync(path.join(fixtures, 'graphs', 'dynamic-shipping-cost-calculator.json'), JSON.stringify(dynamicShipping));
+writeFileSync(path.join(fixtures, 'graphs', 'customer-eligibility-engine.json'), JSON.stringify(customerEligibility));
+writeFileSync(path.join(fixtures, 'policies', 'expression-chain.json'), JSON.stringify(expressionChain));
+writeFileSync(path.join(fixtures, 'policies', 'multi-assertion.json'), JSON.stringify(multiAssertion));
+writeFileSync(path.join(dir, 'manifest.json'), JSON.stringify(manifest, null, 2) + '\n');
+
+console.log('generated 5 heavy fixtures + manifest.json');
diff --git a/benchmark/manifest.json b/benchmark/manifest.json
new file mode 100644
index 00000000..3fc35bf9
--- /dev/null
+++ b/benchmark/manifest.json
@@ -0,0 +1,5105 @@
+[
+  {
+    "name": "decision-table-discounts",
+    "kind": "graph",
+    "file": "graphs/decision-table-discounts.json",
+    "input": {
+      "code": "WELCOME_2023",
+      "order": {
+        "createdAt": "2023-01-15"
+      },
+      "customer": {
+        "joinDate": "2023-02-01",
+        "pastPurchases": []
+      }
+    }
+  },
+  {
+    "name": "expression-table-map",
+    "kind": "graph",
+    "file": "graphs/expression-table-map.json",
+    "input": {
+      "customer": {
+        "name": "John Doe",
+        "country": "US"
+      },
+      "items": [
+        {
+          "name": "item0",
+          "amount": 10,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item1",
+          "amount": 11,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item2",
+          "amount": 12,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item3",
+          "amount": 13,
+          "group": "accessories",
+          "qty": 4
+        },
+        {
+          "name": "item4",
+          "amount": 14,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item5",
+          "amount": 15,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item6",
+          "amount": 16,
+          "group": "accessories",
+          "qty": 2
+        },
+        {
+          "name": "item7",
+          "amount": 17,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item8",
+          "amount": 18,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item9",
+          "amount": 19,
+          "group": "accessories",
+          "qty": 5
+        },
+        {
+          "name": "item10",
+          "amount": 20,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item11",
+          "amount": 21,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item12",
+          "amount": 22,
+          "group": "accessories",
+          "qty": 3
+        },
+        {
+          "name": "item13",
+          "amount": 23,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item14",
+          "amount": 24,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item15",
+          "amount": 25,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item16",
+          "amount": 26,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item17",
+          "amount": 27,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item18",
+          "amount": 28,
+          "group": "accessories",
+          "qty": 4
+        },
+        {
+          "name": "item19",
+          "amount": 29,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item20",
+          "amount": 30,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item21",
+          "amount": 31,
+          "group": "accessories",
+          "qty": 2
+        },
+        {
+          "name": "item22",
+          "amount": 32,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item23",
+          "amount": 33,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item24",
+          "amount": 34,
+          "group": "accessories",
+          "qty": 5
+        },
+        {
+          "name": "item25",
+          "amount": 35,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item26",
+          "amount": 36,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item27",
+          "amount": 37,
+          "group": "accessories",
+          "qty": 3
+        },
+        {
+          "name": "item28",
+          "amount": 38,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item29",
+          "amount": 39,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item30",
+          "amount": 40,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item31",
+          "amount": 41,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item32",
+          "amount": 42,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item33",
+          "amount": 43,
+          "group": "accessories",
+          "qty": 4
+        },
+        {
+          "name": "item34",
+          "amount": 44,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item35",
+          "amount": 45,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item36",
+          "amount": 46,
+          "group": "accessories",
+          "qty": 2
+        },
+        {
+          "name": "item37",
+          "amount": 47,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item38",
+          "amount": 48,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item39",
+          "amount": 49,
+          "group": "accessories",
+          "qty": 5
+        },
+        {
+          "name": "item40",
+          "amount": 50,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item41",
+          "amount": 51,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item42",
+          "amount": 52,
+          "group": "accessories",
+          "qty": 3
+        },
+        {
+          "name": "item43",
+          "amount": 53,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item44",
+          "amount": 54,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item45",
+          "amount": 55,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item46",
+          "amount": 56,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item47",
+          "amount": 57,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item48",
+          "amount": 58,
+          "group": "accessories",
+          "qty": 4
+        },
+        {
+          "name": "item49",
+          "amount": 59,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item50",
+          "amount": 60,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item51",
+          "amount": 61,
+          "group": "accessories",
+          "qty": 2
+        },
+        {
+          "name": "item52",
+          "amount": 62,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item53",
+          "amount": 63,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item54",
+          "amount": 64,
+          "group": "accessories",
+          "qty": 5
+        },
+        {
+          "name": "item55",
+          "amount": 65,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item56",
+          "amount": 66,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item57",
+          "amount": 67,
+          "group": "accessories",
+          "qty": 3
+        },
+        {
+          "name": "item58",
+          "amount": 68,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item59",
+          "amount": 69,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item60",
+          "amount": 70,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item61",
+          "amount": 71,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item62",
+          "amount": 72,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item63",
+          "amount": 73,
+          "group": "accessories",
+          "qty": 4
+        },
+        {
+          "name": "item64",
+          "amount": 74,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item65",
+          "amount": 75,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item66",
+          "amount": 76,
+          "group": "accessories",
+          "qty": 2
+        },
+        {
+          "name": "item67",
+          "amount": 77,
+          "group": "electronics",
+          "qty": 3
+        },
+        {
+          "name": "item68",
+          "amount": 78,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item69",
+          "amount": 79,
+          "group": "accessories",
+          "qty": 5
+        },
+        {
+          "name": "item70",
+          "amount": 80,
+          "group": "electronics",
+          "qty": 1
+        },
+        {
+          "name": "item71",
+          "amount": 81,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item72",
+          "amount": 82,
+          "group": "accessories",
+          "qty": 3
+        },
+        {
+          "name": "item73",
+          "amount": 83,
+          "group": "electronics",
+          "qty": 4
+        },
+        {
+          "name": "item74",
+          "amount": 84,
+          "group": "electronics",
+          "qty": 5
+        },
+        {
+          "name": "item75",
+          "amount": 85,
+          "group": "accessories",
+          "qty": 1
+        },
+        {
+          "name": "item76",
+          "amount": 86,
+          "group": "electronics",
+          "qty": 2
+        },
+        {
+          "name": "item77",
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+          61,
+          74,
+          87
+        ]
+      }
+    }
+  },
+  {
+    "name": "expression-chain",
+    "kind": "policy",
+    "file": "policies/expression-chain.json",
+    "input": {
+      "customer": {
+        "amounts": [
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9,
+          -2,
+          5,
+          12,
+          19,
+          -15,
+          -8,
+          -1,
+          6,
+          13,
+          20,
+          -14,
+          -7,
+          0,
+          7,
+          14,
+          -20,
+          -13,
+          -6,
+          1,
+          8,
+          15,
+          -19,
+          -12,
+          -5,
+          2,
+          9,
+          16,
+          -18,
+          -11,
+          -4,
+          3,
+          10,
+          17,
+          -17,
+          -10,
+          -3,
+          4,
+          11,
+          18,
+          -16,
+          -9
+        ],
+        "label": "batch"
+      }
+    }
+  },
+  {
+    "name": "match",
+    "kind": "policy",
+    "file": "policies/match.json",
+    "input": {
+      "customer": {
+        "score": 85
+      }
+    }
+  }
+]
diff --git a/benchmark/node/bench.mjs b/benchmark/node/bench.mjs
new file mode 100644
index 00000000..32ffe39d
--- /dev/null
+++ b/benchmark/node/bench.mjs
@@ -0,0 +1,43 @@
+import { readFile } from 'node:fs/promises';
+import { readFileSync, writeFileSync } from 'node:fs';
+import { hrtime, argv, env } from 'node:process';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import { createRequire } from 'node:module';
+
+const require = createRequire(import.meta.url);
+const { ZenEngine } = require('../../bindings/nodejs/index.js');
+
+const dir = path.dirname(fileURLToPath(import.meta.url));
+const root = path.join(dir, '..');
+const fixtures = path.join(root, 'fixtures');
+const manifest = JSON.parse(readFileSync(path.join(root, 'manifest.json'), 'utf8'));
+const iters = Number(env.BENCH_ITERS || 2000);
+const outPath = argv[2];
+
+const loader = (key) => readFile(path.join(fixtures, key));
+const engine = new ZenEngine({ loader });
+
+const results = [];
+for (const e of manifest) {
+  for (const trace of [false, true]) {
+    const opts = { trace };
+    await engine.evaluate(e.file, e.input, opts);
+    const start = hrtime.bigint();
+    for (let i = 0; i < iters; i++) {
+      await engine.evaluate(e.file, e.input, opts);
+    }
+    const per = Number(hrtime.bigint() - start) / iters;
+    results.push({ name: `${e.name} (${e.kind})${trace ? ' +trace' : ''}`, unit: 'ns/op', value: per });
+  }
+}
+
+engine.dispose?.();
+
+if (outPath) {
+  writeFileSync(outPath, JSON.stringify(results, null, 2));
+} else {
+  for (const r of results) {
+    console.log(`${r.name.padEnd(44)} ${r.value.toFixed(0).padStart(12)} ns/op`);
+  }
+}
diff --git a/benchmark/python/bench.py b/benchmark/python/bench.py
new file mode 100644
index 00000000..b25f303e
--- /dev/null
+++ b/benchmark/python/bench.py
@@ -0,0 +1,39 @@
+import json
+import os
+import sys
+import time
+
+import zen
+
+root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+fixtures = os.path.join(root, "fixtures")
+manifest = json.load(open(os.path.join(root, "manifest.json")))
+iters = int(os.environ.get("BENCH_ITERS", "2000"))
+out_path = sys.argv[1] if len(sys.argv) > 1 else None
+
+
+def loader(key):
+    with open(os.path.join(fixtures, key)) as f:
+        return f.read()
+
+
+engine = zen.ZenEngine({"loader": loader})
+
+results = []
+for e in manifest:
+    for trace in (False, True):
+        opts = {"trace": trace}
+        engine.evaluate(e["file"], e["input"], opts)
+        start = time.perf_counter_ns()
+        for _ in range(iters):
+            engine.evaluate(e["file"], e["input"], opts)
+        per = (time.perf_counter_ns() - start) / iters
+        suffix = " +trace" if trace else ""
+        results.append({"name": f'{e["name"]} ({e["kind"]}){suffix}', "unit": "ns/op", "value": per})
+
+if out_path:
+    with open(out_path, "w") as f:
+        f.write(json.dumps(results, indent=2))
+else:
+    for r in results:
+        print(f'{r["name"]:<44} {r["value"]:>12.0f} ns/op')
diff --git a/benchmark/rust/Cargo.toml b/benchmark/rust/Cargo.toml
new file mode 100644
index 00000000..25ca083f
--- /dev/null
+++ b/benchmark/rust/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "zen-benchmark"
+version = "0.0.0"
+edition = "2021"
+publish = false
+
+[dependencies]
+zen-engine = { path = "../../core/engine" }
+zen-expression = { path = "../../core/expression" }
+serde = { workspace = true, features = ["derive"] }
+serde_json = { workspace = true }
+tokio = { workspace = true, features = ["rt-multi-thread", "macros"] }
diff --git a/benchmark/rust/src/main.rs b/benchmark/rust/src/main.rs
new file mode 100644
index 00000000..207d9af4
--- /dev/null
+++ b/benchmark/rust/src/main.rs
@@ -0,0 +1,99 @@
+use std::path::Path;
+use std::sync::Arc;
+use std::time::Instant;
+
+use serde::{Deserialize, Serialize};
+use serde_json::Value;
+use zen_engine::loader::{FilesystemLoader, FilesystemLoaderOptions};
+use zen_engine::{DecisionEngine, EvaluationOptions};
+use zen_expression::Variable;
+
+#[derive(Deserialize)]
+struct Entry {
+    name: String,
+    kind: String,
+    file: String,
+    input: Value,
+}
+
+#[derive(Serialize)]
+struct BenchResult {
+    name: String,
+    unit: String,
+    value: f64,
+}
+
+#[tokio::main(flavor = "multi_thread")]
+async fn main() {
+    let mut args = std::env::args().skip(1);
+    let manifest_path = args
+        .next()
+        .unwrap_or_else(|| "../manifest.json".to_string());
+    let out_path = args.next();
+    let iters: u32 = std::env::var("BENCH_ITERS")
+        .ok()
+        .and_then(|s| s.parse().ok())
+        .unwrap_or(2000);
+
+    let manifest_path = Path::new(&manifest_path);
+    let base = manifest_path
+        .parent()
+        .unwrap_or_else(|| Path::new("."))
+        .join("fixtures");
+    let manifest: Vec<Entry> =
+        serde_json::from_str(&std::fs::read_to_string(manifest_path).expect("read manifest"))
+            .expect("parse manifest");
+
+    let engine = DecisionEngine::default().with_loader(Arc::new(FilesystemLoader::new(
+        FilesystemLoaderOptions {
+            root: base.to_string_lossy().to_string(),
+        },
+    )));
+
+    let mut results = Vec::new();
+    for e in &manifest {
+        let input: Variable = e.input.clone().into();
+        for trace in [false, true] {
+            let opts = || EvaluationOptions {
+                trace,
+                max_depth: 10,
+            };
+            engine
+                .evaluate_with_opts(e.file.as_str(), input.clone(), opts())
+                .await
+                .unwrap_or_else(|err| panic!("warmup {} failed: {err:?}", e.name));
+
+            let start = Instant::now();
+            for _ in 0..iters {
+                engine
+                    .evaluate_with_opts(e.file.as_str(), input.clone(), opts())
+                    .await
+                    .unwrap();
+            }
+            let per = start.elapsed().as_nanos() as f64 / f64::from(iters);
+
+            results.push(BenchResult {
+                name: format!(
+                    "{} ({}){}",
+                    e.name,
+                    e.kind,
+                    if trace { " +trace" } else { "" }
+                ),
+                unit: "ns/op".to_string(),
+                value: per,
+            });
+        }
+    }
+
+    match out_path {
+        Some(p) => {
+            let json = serde_json::to_string_pretty(&results).expect("serialize results");
+            std::fs::write(p, json).expect("write output");
+        }
+        None => {
+            for r in &results {
+                println!("{:<44} {:>12.0} ns/op", r.name, r.value);
+            }
+        }
+    }
+}
diff --git a/bindings/nodejs/index.js b/bindings/nodejs/index.js
index cde6209b..e22266d9 100644
--- a/bindings/nodejs/index.js
+++ b/bindings/nodejs/index.js
@@ -77,8 +77,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-android-arm64')
         const bindingPackageVersion = require('@gorules/zen-engine-android-arm64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -93,8 +93,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-android-arm-eabi')
         const bindingPackageVersion = require('@gorules/zen-engine-android-arm-eabi/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -114,8 +114,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-win32-x64-gnu')
         const bindingPackageVersion = require('@gorules/zen-engine-win32-x64-gnu/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -130,8 +130,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-win32-x64-msvc')
         const bindingPackageVersion = require('@gorules/zen-engine-win32-x64-msvc/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -147,8 +147,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-win32-ia32-msvc')
         const bindingPackageVersion = require('@gorules/zen-engine-win32-ia32-msvc/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -163,8 +163,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-win32-arm64-msvc')
         const bindingPackageVersion = require('@gorules/zen-engine-win32-arm64-msvc/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -182,8 +182,8 @@ function requireNative() {
     try {
       const binding = require('@gorules/zen-engine-darwin-universal')
       const bindingPackageVersion = require('@gorules/zen-engine-darwin-universal/package.json').version
-      if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-        throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+      if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+        throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
       }
       return binding
     } catch (e) {
@@ -198,8 +198,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-darwin-x64')
         const bindingPackageVersion = require('@gorules/zen-engine-darwin-x64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -214,8 +214,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-darwin-arm64')
         const bindingPackageVersion = require('@gorules/zen-engine-darwin-arm64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -234,8 +234,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-freebsd-x64')
         const bindingPackageVersion = require('@gorules/zen-engine-freebsd-x64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -250,8 +250,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-freebsd-arm64')
         const bindingPackageVersion = require('@gorules/zen-engine-freebsd-arm64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -271,8 +271,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-x64-musl')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-x64-musl/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -287,8 +287,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-x64-gnu')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-x64-gnu/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -305,8 +305,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-arm64-musl')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-arm64-musl/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -321,8 +321,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-arm64-gnu')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-arm64-gnu/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -339,8 +339,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-arm-musleabihf')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-arm-musleabihf/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -355,8 +355,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-arm-gnueabihf')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-arm-gnueabihf/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -373,8 +373,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-loong64-musl')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-loong64-musl/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -389,8 +389,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-loong64-gnu')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-loong64-gnu/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -407,8 +407,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-riscv64-musl')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-riscv64-musl/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -423,8 +423,8 @@ function requireNative() {
         try {
           const binding = require('@gorules/zen-engine-linux-riscv64-gnu')
           const bindingPackageVersion = require('@gorules/zen-engine-linux-riscv64-gnu/package.json').version
-          if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-            throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+          if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+            throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
           }
           return binding
         } catch (e) {
@@ -440,8 +440,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-linux-ppc64-gnu')
         const bindingPackageVersion = require('@gorules/zen-engine-linux-ppc64-gnu/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -456,8 +456,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-linux-s390x-gnu')
         const bindingPackageVersion = require('@gorules/zen-engine-linux-s390x-gnu/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -476,8 +476,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-openharmony-arm64')
         const bindingPackageVersion = require('@gorules/zen-engine-openharmony-arm64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -492,8 +492,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-openharmony-x64')
         const bindingPackageVersion = require('@gorules/zen-engine-openharmony-x64/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
@@ -508,8 +508,8 @@ function requireNative() {
       try {
         const binding = require('@gorules/zen-engine-openharmony-arm')
         const bindingPackageVersion = require('@gorules/zen-engine-openharmony-arm/package.json').version
-        if (bindingPackageVersion !== '0.54.1' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
-          throw new Error(`Native binding package version mismatch, expected 0.54.1 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
+        if (bindingPackageVersion !== '0.54.0' && process.env.NAPI_RS_ENFORCE_VERSION_CHECK && process.env.NAPI_RS_ENFORCE_VERSION_CHECK !== '0') {
+          throw new Error(`Native binding package version mismatch, expected 0.54.0 but got ${bindingPackageVersion}. You can reinstall dependencies to fix this issue.`)
         }
         return binding
       } catch (e) {
diff --git a/release-please-config.json b/release-please-config.json
index 0b4b1c9e..d5a748f4 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -4,6 +4,7 @@
   "include-component-in-tag": true,
   "tag-separator": "-",
   "pull-request-title-pattern": "chore(release): publish",
+  "group-pull-request-title-pattern": "chore(release): publish",
   "release-as": "1.0.0-beta.0",
   "prerelease": true,
   "prerelease-type": "beta",