200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01u5nzo1 72ms POST /ai/v1/search {} Idempotency-Key: Vhtu6xh4xvNq Send ▶> POST /ai/v1/session {}
< 200 OK req_01u5nzo1 72ms POST /ai/v1/search {} Idempotency-Key: Vhtu6xh4xvNq Send ▶