diff --git a/changelog.d/3449.md b/changelog.d/3449.md
new file mode 100644
index 000000000..fea4c9e97
--- /dev/null
+++ b/changelog.d/3449.md
@@ -0,0 +1,2 @@
+<!-- ### Fixed -->
+- **fix(session): self_resume_pending を送る source の注記を antigravity と claude に合わせる** (#3449): releaseStopClaims のコメントと capabilities テストの題名が「antigravity だけ」と読めたのを直した（振る舞いは不変）
diff --git a/src/lib/session/agent-event-dedup.ts b/src/lib/session/agent-event-dedup.ts
index 53d137b1a..6f0498f2d 100644
--- a/src/lib/session/agent-event-dedup.ts
+++ b/src/lib/session/agent-event-dedup.ts
@@ -380,8 +380,8 @@ export function shortSessionTag(sessionId: string): string {
 /**
  * Forget every `stop` one session of one instance has claimed (Issue #3289).
  *
- * Every subtype: antigravity posts `stop` / `self_resume_pending` (#2614)
- * beside the plain one.
+ * Every subtype: antigravity (#2614) and claude (#3430) post `stop` /
+ * `self_resume_pending` beside the plain one.
  */
 function releaseStopClaims(composite: string, sessionId: string): void {
   releaseClaims(composite, ['stop'], sessionId);
diff --git a/tests/unit/hooks/sources/capabilities.test.ts b/tests/unit/hooks/sources/capabilities.test.ts
index 65c58668b..fe2a6239a 100644
--- a/tests/unit/hooks/sources/capabilities.test.ts
+++ b/tests/unit/hooks/sources/capabilities.test.ts
@@ -331,11 +331,11 @@ describe('[#1924] AgentSourceCapabilities — the table of §4 D3', () => {
     expect(scraperOnly).toEqual(['gemini', 'copilot']);
   });
 
-  it('names exactly one source whose stop can say it will resume by itself (#2614)', () => {
+  it('names the sources whose stop can say it will resume by itself: antigravity (#2614) and claude (#3430)', () => {
     // agy is the one tool whose `Stop` payload is known to state it (`fullyIdle`)
     // and whose hook passes it on. Issue #3430 added claude, which reads it off
     // its transcript rather than the payload (only an empty `background_tasks`
-    // has been captured) — so the title's "one" now reads "one per mechanism".
+    // has been captured) — so the list is one source per mechanism.
     const selfResuming = Object.keys(TABLE).filter((id) => TABLE[id].stopReportsSelfResume);
     expect(selfResuming).toEqual(['claude', 'antigravity']);
   });