200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01ajb54k 48ms POST /ai/v1/search {} Idempotency-Key: PjWqotgsRwmv Send ▶> POST /ai/v1/session {}
< 200 OK req_01ajb54k 48ms POST /ai/v1/search {} Idempotency-Key: PjWqotgsRwmv Send ▶