200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00qjep1f 44ms POST /ai/v1/search {} Idempotency-Key: P3r2a9Dj4CW3 Send ▶> POST /ai/v1/session {}
< 200 OK req_00qjep1f 44ms POST /ai/v1/search {} Idempotency-Key: P3r2a9Dj4CW3 Send ▶