200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_014uzecy 81ms POST /ai/v1/search {} Idempotency-Key: 0BHA9w6iYq8P Send ▶> POST /ai/v1/session {}
< 200 OK req_014uzecy 81ms POST /ai/v1/search {} Idempotency-Key: 0BHA9w6iYq8P Send ▶