Prompt Fuzzer
OSS vulnerability assessment to secure your GenAI Apps
Prompt Fuzzer launched on April 17, 2024 with 26 votes, #780 of 4,347 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 2 years on.
What it does
This interactive tool assesses the security of your GenAI application's system prompt against dynamic LLM-based attacks and provides a security evaluation based on the outcome of the attack simulations, enabling you to strengthen your system prompt.
Comprehensive AI security resources for practitioners. Open-source tools, research, analysis, and guidance to understand and respond to AI threats.
News, research, tools, and analysis - everything a security team needs to understand and respond to the AI threat landscape. Security skill suite for AI agents. Drift detection, live recommendations, automated audits, and skill integrity verification. Track and analyze OpenClaw deployments across your organization. Visibility into agent activity, usage patterns, and security insights. Test and harden your system prompt against dynamic LLM-based attacks. Supports 16 providers and 16 attack types. Agentic AI refers to AI systems built to act autonomously toward a goal, planning multi-step tasks, choosing tools, and executing actions, rather than simply responding to a single prompt. An AI…from prompt.security
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