Fix Agent Session Race Condition (#688)

toubatbrian · web-flow · commit d650e3058f44 · 2025-09-08T10:19:48.000-07:00
diff --git a/.changeset/eighty-cobras-arrive.md b/.changeset/eighty-cobras-arrive.md
@@ -0,0 +1,5 @@
+---
+'@livekit/agents': patch
+---
+
+Fix agent session race condition by always waiting for activity to start
diff --git a/agents/src/voice/agent_session.ts b/agents/src/voice/agent_session.ts
@@ -209,7 +209,7 @@ export class AgentSession<
     });
     this.roomIO.start();
 
-    this.updateActivity(this.agent);
+    await this.updateActivity(this.agent);
 
     // Log used IO configuration
     this.logger.debug(

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +'@livekit/agents': patch
 +---
++
 +Fix agent session race condition by always waiting for activity to start