200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00n430n2 60ms POST /ai/v1/search {} Idempotency-Key: 7qK5IgVTC9v2 Send ▶> POST /ai/v1/session {}
< 200 OK req_00n430n2 60ms POST /ai/v1/search {} Idempotency-Key: 7qK5IgVTC9v2 Send ▶