200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00wcr3ye 22ms POST /ai/v1/search {} Idempotency-Key: WHs_67YYRfQ4 Send ▶> POST /ai/v1/session {}
< 200 OK req_00wcr3ye 22ms POST /ai/v1/search {} Idempotency-Key: WHs_67YYRfQ4 Send ▶