200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00d1t2mo 77ms POST /ai/v1/search {} Idempotency-Key: quX8ZZA3URNN Send ▶> POST /ai/v1/session {}
< 200 OK req_00d1t2mo 77ms POST /ai/v1/search {} Idempotency-Key: quX8ZZA3URNN Send ▶