200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00837sqh 51ms POST /ai/v1/search {} Idempotency-Key: l_tIgSpJ-EDF Send ▶> POST /ai/v1/session {}
< 200 OK req_00837sqh 51ms POST /ai/v1/search {} Idempotency-Key: l_tIgSpJ-EDF Send ▶