200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00sftoe2 87ms POST /ai/v1/search {} Idempotency-Key: TeWWkHq_WgGt Send ▶> POST /ai/v1/session {}
< 200 OK req_00sftoe2 87ms POST /ai/v1/search {} Idempotency-Key: TeWWkHq_WgGt Send ▶