200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_019e67d4 42ms POST /ai/v1/search {} Idempotency-Key: EEcLOq4FsKHV Send ▶> POST /ai/v1/session {}
< 200 OK req_019e67d4 42ms POST /ai/v1/search {} Idempotency-Key: EEcLOq4FsKHV Send ▶