200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_0024g4ud 52ms POST /ai/v1/search {} Idempotency-Key: VpHp0EXfdxSN Send ▶> POST /ai/v1/session {}
< 200 OK req_0024g4ud 52ms POST /ai/v1/search {} Idempotency-Key: VpHp0EXfdxSN Send ▶