200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00phczup 36ms POST /ai/v1/search {} Idempotency-Key: hTmYuZ-Mk2_G Send ▶> POST /ai/v1/session {}
< 200 OK req_00phczup 36ms POST /ai/v1/search {} Idempotency-Key: hTmYuZ-Mk2_G Send ▶