{"slug":"llamafirewall","name":"LlamaFirewall","domain":"meta.com","verdict":"As of 2026-07-14, ChatGPT, Claude, Gemini, Grok collectively rank LlamaFirewall #7 of 10 for llm security tool (one of 2 leaderboards it appears on). Source: https://modelsagree.com/product/llamafirewall (modelsagree.com, CC BY 4.0).","best_rank":7,"categories":2,"brief":{"category":"best-ai-agent-security-platform","title":"Best AI agent security platform","rank":9,"of":11,"top":"NVIDIA NeMo Guardrails","day":"2026-07-19","why":[{"t":"open-source agent-security layer","m":["ChatGPT","Claude"],"q":"A focused open-source agent-security layer"},{"t":"goal-hijacked tool use","m":["ChatGPT","Claude"],"q":"AlignmentCheck to catch goal-hijacked tool use mid-trajectory"},{"t":"CodeShield for unsafe generated code","m":["ChatGPT","Claude"],"q":"CodeShield for unsafe generated code"},{"t":"free and self-hostable","m":["ChatGPT","Claude"],"q":"all free and self-hostable with no data leaving your infra."}],"gap":[{"t":"composable input, output, and tool-execution rails","m":["Grok","Gemini","Claude","ChatGPT"],"q":"composable input, output, and tool-execution rails"},{"t":"model-agnostic","m":["Claude","ChatGPT"],"q":"model-agnostic"},{"t":"enterprise scalability","m":["Grok"],"q":"open-source core with enterprise scalability."}],"fix":[{"t":"lacks comprehensive DLP and policy administration","m":["ChatGPT","Claude"],"q":"It lacks the comprehensive DLP, agent inventory, policy administration, audit, and deployment tooling"},{"t":"demands engineering to assemble","m":["Claude"],"q":"it demands engineering to assemble"},{"t":"bypassable without layered defenses","m":["Claude"],"q":"the small classifiers alone are bypassable without layered defenses."}]},"entries":[{"slug":"best-llm-security-tool","title":"Best LLM security tool","rank":7,"of":10,"score":4,"appearances":1,"modelRanks":{"Claude":2},"reason":"The strongest open-source defense stack — PromptGuard 2 (small, fast injection classifier), AlignmentCheck (catches goal hijacking mid-agent-trajectory), and CodeShield — free, self-hostable, and purpose-built for the agentic pipelines where indirect injection turns into data exfiltration; the only OSS option engineered for the full injection-to-exfiltration chain rather than single-prompt scoring.","reasons":[{"model":"Claude","reason":"The strongest open-source defense stack — PromptGuard 2 (small, fast injection classifier), AlignmentCheck (catches goal hijacking mid-agent-trajectory), and CodeShield — free, self-hostable, and purpose-built for the agentic pipelines where indirect injection turns into data exfiltration; the only OSS option engineered for the full injection-to-exfiltration chain rather than single-prompt scoring."}],"fixes":[{"model":"Claude","fix":"You own all the glue — tuning thresholds, updates, dashboards, and incident response are yours, and AlignmentCheck needs a capable judge model, adding real latency and cost per agent step."}],"updated":"2026-07-14","rank_history":{"days":["2026-07-13","2026-07-14"],"ranks":[2,null]},"api":"https://modelsagree.com/api/v1/best/best-llm-security-tool.json"},{"slug":"best-ai-agent-security-platform","title":"Best AI agent security platform","rank":9,"of":11,"score":2,"appearances":2,"modelRanks":{"ChatGPT":5,"Claude":5},"reason":"A focused open-source agent-security layer combining PromptGuard 2, goal-alignment checks for indirect injection and agent hijacking, and CodeShield for dangerous generated code; compelling for teams needing inspectable defenses without a commercial gateway.","reasons":[{"model":"ChatGPT","reason":"A focused open-source agent-security layer combining PromptGuard 2, goal-alignment checks for indirect injection and agent hijacking, and CodeShield for dangerous generated code; compelling for teams needing inspectable defenses without a commercial gateway."},{"model":"Claude","reason":"The most agent-focused open-source option — PromptGuard 2 lightweight injection classifiers, AlignmentCheck to catch goal-hijacked tool use mid-trajectory, and CodeShield for unsafe generated code, all free and self-hostable with no data leaving your infra."}],"fixes":[{"model":"ChatGPT","fix":"It lacks the comprehensive DLP, agent inventory, policy administration, audit, and deployment tooling expected from a full production security platform."},{"model":"Claude","fix":"A component library, not a product — no managed service, dashboards, or support, it demands engineering to assemble, and the small classifiers alone are bypassable without layered defenses."}],"updated":"2026-07-15","api":"https://modelsagree.com/api/v1/best/best-ai-agent-security-platform.json"}],"page":"https://modelsagree.com/product/llamafirewall","check":"https://modelsagree.com/check?q=LlamaFirewall","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}