200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01k8ehiv 68ms POST /ai/v1/search {} Idempotency-Key: 9LRj-rqlEL_k Send ▶> POST /ai/v1/session {}
< 200 OK req_01k8ehiv 68ms POST /ai/v1/search {} Idempotency-Key: 9LRj-rqlEL_k Send ▶