Adam Persson

Adam Persson

Building open-source AI security
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Maker History

  • Defend
    DefendOpen-source guardrails for LLM apps
    Apr 2026
    • 🎉
    Joined Product HuntMarch 26th, 2026

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Adam Persson•

2mo ago

Defend - Open-source guardrails for LLM apps

Defend is an open-source Python package that adds a security layer to any LLM-powered app. One line of code wraps your model with configurable input and output guards.
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