200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_014bdes9 68ms POST /ai/v1/search {} Idempotency-Key: mNZnLxcCC9Rp Send ▶> POST /ai/v1/session {}
< 200 OK req_014bdes9 68ms POST /ai/v1/search {} Idempotency-Key: mNZnLxcCC9Rp Send ▶