200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_014q2aac 24ms POST /ai/v1/search {} Idempotency-Key: J5f-SmU5YlEi Send ▶> POST /ai/v1/session {}
< 200 OK req_014q2aac 24ms POST /ai/v1/search {} Idempotency-Key: J5f-SmU5YlEi Send ▶