Llama Guard 4 and Prompt Guard 2
Meta's open-weight guardrail models. Llama Guard 4 is a 12B multimodal classifier that labels prompts and responses, text and images, against 14 MLCommons hazard categories in 12 languages. Prompt Guard 2 comes in 86M and 22M sizes and flags prompt injection and jailbreaks. Free under the Llama 4 Community License; you host them.
- Category
- Frameworks & Dev ToolsWeb frameworks, local developer utilities and tooling around AI coding agents.
- Website
- dev.meta.aiOfficial site, opens in a new tab.
- Pricing
- See official siteWe only list verified pricing.
Part of the AI Agent Infrastructure collection.
On the AI guardrails list.
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