200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01ysg08u 36ms POST /ai/v1/search {} Idempotency-Key: j2hYgsXx5f89 Send ▶> POST /ai/v1/session {}
< 200 OK req_01ysg08u 36ms POST /ai/v1/search {} Idempotency-Key: j2hYgsXx5f89 Send ▶