200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01dgbevf 85ms POST /ai/v1/search {} Idempotency-Key: NQ5DFeUxe7bE Send ▶> POST /ai/v1/session {}
< 200 OK req_01dgbevf 85ms POST /ai/v1/search {} Idempotency-Key: NQ5DFeUxe7bE Send ▶