200 OK — session open
> POST /ai/v1/session {"source": "dan"}
< 200 OK req_01h7b0xw 43ms POST /ai/v1/search {} Idempotency-Key: VtF-ln-QXkO1 Send ▶> POST /ai/v1/session {"source": "dan"}
< 200 OK req_01h7b0xw 43ms POST /ai/v1/search {} Idempotency-Key: VtF-ln-QXkO1 Send ▶