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Harden

Harden

A security layer for AI coding agents

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Harden AIF is a free, local security tool for AI coding agents. Its post-trained model checks tool calls before they run, using your request and session context. It beat frontier models on key agent-security benchmarks, while keeping your repo and tool output on your machine.

Products used by Harden

Explore the tech stack and tools that power Harden. See what products Harden uses for development, design, marketing, analytics, and more.