diff --git a/packages/ai/src/index.ts b/packages/ai/src/index.ts
index f58c1d1ff..7e673894f 100644
--- a/packages/ai/src/index.ts
+++ b/packages/ai/src/index.ts
@@ -1,3 +1,3 @@
 export { TriggerChatTransport, createChatTransport } from "./transport.js";
-export type { TriggerChatTransportOptions, ChatTaskPayload, ChatSessionState } from "./types.js";
+export type { TriggerChatTransportOptions, ChatTaskPayload } from "./types.js";
 export { VERSION } from "./version.js";