200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00c9hyn2 75ms POST /ai/v1/search {} Idempotency-Key: 4S7L1tPEZ-ZH Send ▶> POST /ai/v1/session {}
< 200 OK req_00c9hyn2 75ms POST /ai/v1/search {} Idempotency-Key: 4S7L1tPEZ-ZH Send ▶