200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01kv4fdn 74ms POST /ai/v1/search {} Idempotency-Key: JbBcuf-VaSdT Send ▶> POST /ai/v1/session {}
< 200 OK req_01kv4fdn 74ms POST /ai/v1/search {} Idempotency-Key: JbBcuf-VaSdT Send ▶