Lakera Guard alternatives

The closest matches to Lakera Guard in cybersecurity, ordered by how many descriptive tags they share with it — never by who paid for placement.

NVIDIA Garak
Fully open-source (Apache 2.0), no vendor lock-in · Works against hosted APIs, Hugging Face models and local endpoints alike
Best for Teams self-hosting an open-weight model before exposing it internally
Infisical
Genuinely open-source and self-hostable — fits air-gapped and data-residency requirements · Agent Proxy keeps real credentials out of agent environments and context windows
Best for Teams running AI agents that call authenticated third-party APIs

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