200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_007uddb0 60ms POST /ai/v1/search {} Idempotency-Key: aWRP1cZBdQDE Send ▶> POST /ai/v1/session {}
< 200 OK req_007uddb0 60ms POST /ai/v1/search {} Idempotency-Key: aWRP1cZBdQDE Send ▶