200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01rf690u 78ms POST /ai/v1/search {} Idempotency-Key: tcIFv05_Cd_I Send ▶> POST /ai/v1/session {}
< 200 OK req_01rf690u 78ms POST /ai/v1/search {} Idempotency-Key: tcIFv05_Cd_I Send ▶