200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00t1zh1j 59ms POST /ai/v1/search {} Idempotency-Key: d_E4UIa4oYuL Send ▶> POST /ai/v1/session {}
< 200 OK req_00t1zh1j 59ms POST /ai/v1/search {} Idempotency-Key: d_E4UIa4oYuL Send ▶