200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_01f0sekk 70ms POST /ai/v1/search {} Idempotency-Key: H3v73g5G8QtI Send ▶> POST /ai/v1/session {}
< 200 OK req_01f0sekk 70ms POST /ai/v1/search {} Idempotency-Key: H3v73g5G8QtI Send ▶