200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_004zx0jt 50ms POST /ai/v1/search {} Idempotency-Key: it92RSjzg_av Send ▶> POST /ai/v1/session {}
< 200 OK req_004zx0jt 50ms POST /ai/v1/search {} Idempotency-Key: it92RSjzg_av Send ▶