200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00d28gjm 53ms POST /ai/v1/search {} Idempotency-Key: 0mlaHQksUIvJ Send ▶> POST /ai/v1/session {}
< 200 OK req_00d28gjm 53ms POST /ai/v1/search {} Idempotency-Key: 0mlaHQksUIvJ Send ▶