200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01dsgtvv 63ms POST /ai/v1/search {} Idempotency-Key: aK4Zr7t-m5y8 Send ▶> POST /ai/v1/session {}
< 200 OK req_01dsgtvv 63ms POST /ai/v1/search {} Idempotency-Key: aK4Zr7t-m5y8 Send ▶