200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_016h1db8 35ms POST /ai/v1/search {} Idempotency-Key: ndsBSpQwYg9Y Send ▶> POST /ai/v1/session {}
< 200 OK req_016h1db8 35ms POST /ai/v1/search {} Idempotency-Key: ndsBSpQwYg9Y Send ▶