200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_011ry12j 74ms POST /ai/v1/search {} Idempotency-Key: gc_QSn7h4Lmy Send ▶> POST /ai/v1/session {}
< 200 OK req_011ry12j 74ms POST /ai/v1/search {} Idempotency-Key: gc_QSn7h4Lmy Send ▶