diff --git a/src/shared/agent-model-probe-spec.test.ts b/src/shared/agent-model-probe-spec.test.ts
index 229e964d337..68fd44b7bb7 100644
--- a/src/shared/agent-model-probe-spec.test.ts
+++ b/src/shared/agent-model-probe-spec.test.ts
@@ -31,14 +31,23 @@ describe('getAgentModelProbeSpec', () => {
     )
   })
 
-  it('aliases commit-message agents by identity rather than copying them', () => {
+  it('aliases agents without a generation-only default by identity', () => {
     // A lossy adapter here would silently drop fields like
     // `modelDiscovery.stdinPayload` and break Claude discovery.
-    for (const id of listCommitMessageAgentIds()) {
+    for (const id of listCommitMessageAgentIds().filter((agentId) => agentId !== 'omp')) {
       expect(getAgentModelProbeSpec(id)).toBe(getCommitMessageAgentSpec(id))
     }
   })
 
+  it('removes only the OMP generation sentinel while preserving discovery', () => {
+    const generation = getCommitMessageAgentSpec('omp')!
+    const probe = getAgentModelProbeSpec('omp')!
+    expect(generation.defaultModelId).toBe('default')
+    expect(probe.defaultModelId).toBe('')
+    expect(probe.models).toEqual([])
+    expect(probe.modelDiscovery).toBe(generation.modelDiscovery)
+  })
+
   it('keeps grok out of the commit-message registry', () => {
     expect(getCommitMessageAgentSpec('grok')).toBeUndefined()
     expect(listCommitMessageAgentIds()).not.toContain('grok')
diff --git a/src/shared/source-control-ai-action-recipes.test.ts b/src/shared/source-control-ai-action-recipes.test.ts
index aba81519d09..5255f75b7e0 100644
--- a/src/shared/source-control-ai-action-recipes.test.ts
+++ b/src/shared/source-control-ai-action-recipes.test.ts
@@ -427,7 +427,7 @@ describe('source-control AI action recipes', () => {
     ).toEqual({
       ok: false,
       error:
-        'Agent "aider" does not support Source Control AI commit messages. Supported agents: Claude, Codex, OpenCode, Pi, Amp, Cursor, Kimi, GitHub Copilot, Antigravity, or Custom command.'
+        'Agent "aider" does not support Source Control AI commit messages. Supported agents: OMP, Claude, Codex, OpenCode, Pi, Amp, Cursor, Kimi, GitHub Copilot, Antigravity, or Custom command.'
     })
   })
 })