200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01c81rd3 57ms POST /ai/v1/search {} Idempotency-Key: OX6m1IBhZNQx Send ▶> POST /ai/v1/session {}
< 200 OK req_01c81rd3 57ms POST /ai/v1/search {} Idempotency-Key: OX6m1IBhZNQx Send ▶