200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00jy5z24 76ms POST /ai/v1/search {} Idempotency-Key: V3J1dW0b8d36 Send ▶> POST /ai/v1/session {}
< 200 OK req_00jy5z24 76ms POST /ai/v1/search {} Idempotency-Key: V3J1dW0b8d36 Send ▶