200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_002fhvwk 73ms POST /ai/v1/search {} Idempotency-Key: DTVHfk7-DIBk Send ▶> POST /ai/v1/session {}
< 200 OK req_002fhvwk 73ms POST /ai/v1/search {} Idempotency-Key: DTVHfk7-DIBk Send ▶