200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01il0lz1 49ms POST /ai/v1/search {} Idempotency-Key: pQ1eAy1WHh7Q Send ▶> POST /ai/v1/session {}
< 200 OK req_01il0lz1 49ms POST /ai/v1/search {} Idempotency-Key: pQ1eAy1WHh7Q Send ▶