200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00utypuh 53ms POST /ai/v1/search {} Idempotency-Key: 3lg2nh8yF_ZK Send ▶> POST /ai/v1/session {}
< 200 OK req_00utypuh 53ms POST /ai/v1/search {} Idempotency-Key: 3lg2nh8yF_ZK Send ▶