200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_013ft5wi 48ms POST /ai/v1/search {} Idempotency-Key: UiRtA5P8Cq8A Send ▶> POST /ai/v1/session {}
< 200 OK req_013ft5wi 48ms POST /ai/v1/search {} Idempotency-Key: UiRtA5P8Cq8A Send ▶