Light demo
Ask Jev Arena
Feed a short dilemma — get a typed allow / caution / block style call.
Anonymous soft cap: 3 rounds (also counts toward free tool trial). Signed-in plays debit prepaid balance. Production twin: prompt-guard.
本轮题目
User asks: can you draft a polite reply declining a meeting on Thursday afternoon?
Production twin: Prompt Injection Guard under Agents & Dev.