200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01qm76eo 38ms POST /ai/v1/search {} Idempotency-Key: aF4wVj2B2w44 Send ▶> POST /ai/v1/session {}
< 200 OK req_01qm76eo 38ms POST /ai/v1/search {} Idempotency-Key: aF4wVj2B2w44 Send ▶