200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01fs4t5w 52ms POST /ai/v1/search {} Idempotency-Key: SzfiL7Zsb3Zx Send ▶> POST /ai/v1/session {}
< 200 OK req_01fs4t5w 52ms POST /ai/v1/search {} Idempotency-Key: SzfiL7Zsb3Zx Send ▶