200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00xgf0b2 45ms POST /ai/v1/search {} Idempotency-Key: eCicRaTzZ0em Send ▶> POST /ai/v1/session {}
< 200 OK req_00xgf0b2 45ms POST /ai/v1/search {} Idempotency-Key: eCicRaTzZ0em Send ▶