200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01w118o0 61ms POST /ai/v1/search {} Idempotency-Key: l991TpfmdSPB Send ▶> POST /ai/v1/session {}
< 200 OK req_01w118o0 61ms POST /ai/v1/search {} Idempotency-Key: l991TpfmdSPB Send ▶