Full-stack security for AI agents — static analysis + MCP runtime interception. 31 rules detect prompt injection, data exfiltration, backdoors, tool poisoning, and cross-file attack chains. Includes MCP proxy for real-time blocking, Python AST taint tracking, multi-language injection detection (8 languages), and AI-powered deep analysis. Free, offline, zero-config.
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process.env. You'll be asked to provide them before it can run.AGENTSHIELD_API_KEYAGENTSHIELD_BASE_URLAGENTSHIELD_MODELAGENT_SHIELD_API_KEYAGENT_SHIELD_BASE_URLAGENT_SHIELD_MODELANTHROPIC_API_KEYAWS_SECRET_ACCESS_KEYFEISHU_APP_IDFEISHU_APP_SECRETGITHUB_TOKENLLM_API_KEYOLLAMA_BASE_URLOPENAI_API_KEYOPENAI_BASE_URLOPENAI_MODELPORT[](https://m8ven.ai/mcp/elliotllliu-agent-shield-i9koi2)