200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01lyqt2c 42ms POST /ai/v1/search {} Idempotency-Key: XkK8hnSjSqrM Send ▶> POST /ai/v1/session {}
< 200 OK req_01lyqt2c 42ms POST /ai/v1/search {} Idempotency-Key: XkK8hnSjSqrM Send ▶