200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_011ahpkn 70ms POST /ai/v1/search {} Idempotency-Key: _ZPz42oBQ05E Send ▶> POST /ai/v1/session {}
< 200 OK req_011ahpkn 70ms POST /ai/v1/search {} Idempotency-Key: _ZPz42oBQ05E Send ▶