200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_003g7ggh 88ms POST /ai/v1/search {} Idempotency-Key: WdcX_q5vUJcG Send ▶> POST /ai/v1/session {}
< 200 OK req_003g7ggh 88ms POST /ai/v1/search {} Idempotency-Key: WdcX_q5vUJcG Send ▶