200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_012wt7fe 89ms POST /ai/v1/search {} Idempotency-Key: fxnuCBfdc5FZ Send ▶> POST /ai/v1/session {}
< 200 OK req_012wt7fe 89ms POST /ai/v1/search {} Idempotency-Key: fxnuCBfdc5FZ Send ▶