200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_013pi7ks 44ms POST /ai/v1/search {} Idempotency-Key: Xq2GksKAACOA Send ▶> POST /ai/v1/session {}
< 200 OK req_013pi7ks 44ms POST /ai/v1/search {} Idempotency-Key: Xq2GksKAACOA Send ▶