From 227290b3da16c8b5f40b3a71bf2a330ec544db2a Mon Sep 17 00:00:00 2001
From: Cursor Agent <cursoragent@cursor.com>
Date: Sun, 15 Feb 2026 00:32:29 +0000
Subject: [PATCH] Pass immutable run-state snapshot to onTriggeredRun

Co-authored-by: Eric Allam <eric@trigger.dev>
---
 packages/ai/src/chatTransport.test.ts | 2 +-
 packages/ai/src/chatTransport.ts      | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/ai/src/chatTransport.test.ts b/packages/ai/src/chatTransport.test.ts
index 3782dbe8d..89f67451d 100644
--- a/packages/ai/src/chatTransport.test.ts
+++ b/packages/ai/src/chatTransport.test.ts
@@ -809,7 +809,7 @@ describe("TriggerChatTransport", function () {
       onTriggeredRun: async function onTriggeredRun(state) {
         await sleep(1);
         observedRunId = state.runId;
-        observedState = { ...state };
+        observedState = state;
         callbackCompleted = true;
       },
     });
diff --git a/packages/ai/src/chatTransport.ts b/packages/ai/src/chatTransport.ts
index fec8c75f0..d80b2fdeb 100644
--- a/packages/ai/src/chatTransport.ts
+++ b/packages/ai/src/chatTransport.ts
@@ -177,7 +177,9 @@ export class TriggerChatTransport<
 
     if (this.onTriggeredRun) {
       try {
-        await this.onTriggeredRun(runState);
+        await this.onTriggeredRun({
+          ...runState,
+        });
       } catch {
         // Ignore callback errors so chat streaming can continue.
       }