200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0067c74i 55ms POST /ai/v1/search {} Idempotency-Key: 7qQaOmmpEIoX Send ▶> POST /ai/v1/session {}
< 200 OK req_0067c74i 55ms POST /ai/v1/search {} Idempotency-Key: 7qQaOmmpEIoX Send ▶