200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01awrt1z 55ms POST /ai/v1/search {} Idempotency-Key: J7P0FGPj98Ui Send ▶> POST /ai/v1/session {}
< 200 OK req_01awrt1z 55ms POST /ai/v1/search {} Idempotency-Key: J7P0FGPj98Ui Send ▶