200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0084uq47 29ms POST /ai/v1/search {} Idempotency-Key: u6Fb99S7rLrg Send ▶> POST /ai/v1/session {}
< 200 OK req_0084uq47 29ms POST /ai/v1/search {} Idempotency-Key: u6Fb99S7rLrg Send ▶