200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01n4lzkv 42ms POST /ai/v1/search {} Idempotency-Key: dSEB57SqjoQb Send ▶> POST /ai/v1/session {}
< 200 OK req_01n4lzkv 42ms POST /ai/v1/search {} Idempotency-Key: dSEB57SqjoQb Send ▶