200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00bk7lbm 76ms POST /ai/v1/search {} Idempotency-Key: HJD7bVJH4TtS Send ▶> POST /ai/v1/session {}
< 200 OK req_00bk7lbm 76ms POST /ai/v1/search {} Idempotency-Key: HJD7bVJH4TtS Send ▶