200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00hkd25f 43ms POST /ai/v1/search {} Idempotency-Key: rCMDrDDy1AM1 Send ▶> POST /ai/v1/session {}
< 200 OK req_00hkd25f 43ms POST /ai/v1/search {} Idempotency-Key: rCMDrDDy1AM1 Send ▶