200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_013fj9nn 27ms POST /ai/v1/search {} Idempotency-Key: qyn8j7HP9UQj Send ▶> POST /ai/v1/session {}
< 200 OK req_013fj9nn 27ms POST /ai/v1/search {} Idempotency-Key: qyn8j7HP9UQj Send ▶