200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0016xroc 29ms POST /ai/v1/search {} Idempotency-Key: OT2NhOr7bV-q Send ▶> POST /ai/v1/session {}
< 200 OK req_0016xroc 29ms POST /ai/v1/search {} Idempotency-Key: OT2NhOr7bV-q Send ▶