200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01qzkfyn 79ms POST /ai/v1/search {} Idempotency-Key: XlH-r3uy7ium Send ▶> POST /ai/v1/session {}
< 200 OK req_01qzkfyn 79ms POST /ai/v1/search {} Idempotency-Key: XlH-r3uy7ium Send ▶