200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00l3mc64 71ms POST /ai/v1/search {} Idempotency-Key: PEvN75QLrb0M Send ▶> POST /ai/v1/session {}
< 200 OK req_00l3mc64 71ms POST /ai/v1/search {} Idempotency-Key: PEvN75QLrb0M Send ▶