🛡️Meta Ships Llama Guard 4 and LlamaFirewall to Lock Down AI
TL;DR
Meta released a set of Llama security tools for AI agents: Llama Guard 4, LlamaFirewall, and CyberSec Eval 4. Guard 4 now filters text and images together; LlamaFirewall coordinates safety models across an agent system.
Meta released a set of Llama security tools for AI agents: Llama Guard 4, LlamaFirewall, and CyberSec Eval 4. Guard 4 now filters text and images together; LlamaFirewall coordinates safety models across an agent system.

Key Points
Llama Guard 4 adds image inputs to the customizable safety filter
LlamaFirewall is a control center coordinating multiple safety models in one stack
CyberSec Eval 4 is an open-source benchmark suite for AI security tasks
Built for developers shipping Llama-based agents into production environments
Lands as enterprise buyers push back on agent risk without auditable controls
Why It Matters
Open-weight models won enterprise pilots; now they have to win procurement. Shipping safety tooling at the same release cadence as the models is what that looks like.
Quick Facts
Frequently Asked Questions
Why does this matter?
Open-weight models won enterprise pilots; now they have to win procurement. Shipping safety tooling at the same release cadence as the models is what that looks like.
What happened?
Meta released a set of Llama security tools for AI agents: Llama Guard 4, LlamaFirewall, and CyberSec Eval 4. Guard 4 now filters text and images together; LlamaFirewall coordinates safety models across an agent system.
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