diff --git a/distribution/agent-detection/codex.toml b/distribution/agent-detection/codex.toml
index 884492c4..7840ca6f 100644
--- a/distribution/agent-detection/codex.toml
+++ b/distribution/agent-detection/codex.toml
@@ -1,7 +1,7 @@
 id = "codex"
-version = "2026.09.05.1"
+version = "2026.09.12.1"
 min_engine_version = 3
-updated_at = "2026-09-05T00:00:00Z"
+updated_at = "2026-09-12T00:00:00Z"
 
 [[rules]]
 id = "osc_title_blocked"
@@ -69,6 +69,8 @@ id = "weak_blocker"
 state = "blocked"
 priority = 600
 region = "whole_recent_without_current_prompt_marker"
+# Sparkles can replace the space after ›. A later response marker makes that prompt stale.
+not = [{ regex = ['(?m)^›[⠁⠂⠄⠈⠐⠠⡀⢀][^\n]*(?:\n(?:[^•■✗✓\n][^\n]*)?)*\z'] }]
 any = [
   { contains = ["[y/n]"] },
   { contains = ["yes (y)"] },
diff --git a/src/detect/manifest/tests.rs b/src/detect/manifest/tests.rs
index e1073f3c..c5522952 100644
--- a/src/detect/manifest/tests.rs
+++ b/src/detect/manifest/tests.rs
@@ -1194,6 +1194,46 @@ fn codex_weak_blocker_ignores_wrapped_current_prompt_text() {
     );
 }
 
+#[test]
+fn codex_sparkle_prompt_preserves_live_states() {
+    for marker in ["› ", "›⠁", "›⠂", "›⠄", "›⠈", "›⠐", "›⠠", "›⡀", "›⢀"]
+    {
+        let screen = format!("Do you want to proceed? [y/n]\n{marker}unsent draft\n");
+        let result = osc_explain(Agent::Codex, &screen, "project | Ready", "");
+        assert_eq!(result.state, AgentState::Idle, "{marker}");
+
+        let working = format!(
+            "Do you want to proceed? [y/n]\n• Working (4s • esc to interrupt)\n{marker}draft\n"
+        );
+        let result = osc_explain(Agent::Codex, &working, "project", "");
+        assert_eq!(result.state, AgentState::Working, "{marker}");
+
+        let approval = format!("{screen}Press enter to confirm or esc to cancel\n");
+        let result = osc_explain(Agent::Codex, &approval, "project", "");
+        assert_eq!(result.state, AgentState::Blocked, "{marker}");
+        assert!(result.visible_blocker);
+
+        for response_marker in ['•', '■', '✗', '✓'] {
+            let response = format!("{screen}{response_marker} Do you want to proceed? [y/n]\n");
+            let result = osc_explain(Agent::Codex, &response, "project", "");
+            assert_eq!(
+                result.state,
+                AgentState::Blocked,
+                "{marker} {response_marker}"
+            );
+        }
+    }
+}
+
+#[test]
+fn codex_weak_blocker_does_not_ignore_arbitrary_prompt_suffixes() {
+    for line in ["›text", "›⠋draft", "›⠀draft", " ›⠁draft", "quoted ›⠁draft"] {
+        let screen = format!("Do you want to proceed? [y/n]\n{line}\n");
+        let result = osc_explain(Agent::Codex, &screen, "project", "");
+        assert_eq!(result.state, AgentState::Blocked, "{line}");
+    }
+}
+
 #[test]
 fn codex_transcript_viewer_outranks_working_fallback() {
     let screen = "• Working (4s • esc to interrupt)\n\
diff --git a/src/detect/manifests/codex.toml b/src/detect/manifests/codex.toml
index 884492c4..7840ca6f 100644
--- a/src/detect/manifests/codex.toml
+++ b/src/detect/manifests/codex.toml
@@ -1,7 +1,7 @@
 id = "codex"
-version = "2026.09.05.1"
+version = "2026.09.12.1"
 min_engine_version = 3
-updated_at = "2026-09-05T00:00:00Z"
+updated_at = "2026-09-12T00:00:00Z"
 
 [[rules]]
 id = "osc_title_blocked"
@@ -69,6 +69,8 @@ id = "weak_blocker"
 state = "blocked"
 priority = 600
 region = "whole_recent_without_current_prompt_marker"
+# Sparkles can replace the space after ›. A later response marker makes that prompt stale.
+not = [{ regex = ['(?m)^›[⠁⠂⠄⠈⠐⠠⡀⢀][^\n]*(?:\n(?:[^•■✗✓\n][^\n]*)?)*\z'] }]
 any = [
   { contains = ["[y/n]"] },
   { contains = ["yes (y)"] },