200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00uvvhlw 24ms POST /ai/v1/search {} Idempotency-Key: vBpbeDt8EwLv Send ▶> POST /ai/v1/session {}
< 200 OK req_00uvvhlw 24ms POST /ai/v1/search {} Idempotency-Key: vBpbeDt8EwLv Send ▶