200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0138smue 26ms POST /ai/v1/search {} Idempotency-Key: cXA1F3ceZMah Send ▶> POST /ai/v1/session {}
< 200 OK req_0138smue 26ms POST /ai/v1/search {} Idempotency-Key: cXA1F3ceZMah Send ▶