Prompt Injection Scanner

Paste any prompt. Client-side heuristics flag injection patterns. No data leaves your browser.

Input

Basic override DAN roleplay Base64 payload Exfil via markdown Indirect (webpage) Benign query
Detection is heuristic (16 signal families). Not a replacement for production defenses like Lakera Guard, Rebuff, or LLM-based classifiers. See Direct Prompt Injection for background.