200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00gx8poc 45ms POST /ai/v1/search {} Idempotency-Key: f6godcWJZAd0 Send ▶> POST /ai/v1/session {}
< 200 OK req_00gx8poc 45ms POST /ai/v1/search {} Idempotency-Key: f6godcWJZAd0 Send ▶