Prompt Shield MCP Server

by mthamil107• 18•• Scanned•Claim this listing•Request removal
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Prompt-injection firewall for LLM applications — 33 input detectors, 9 output scanners, federated ed25519-signed threat-intel feed. Apache 2.0, 1040 tests, F1 96.0% with 0% false positives. Docker, GitHub Action, LangChain/LlamaIndex/CrewAI integrations.

Prompt Shield is an open-source mcp server by mthamil107, written mainly in Python, with 18 GitHub stars and the Apache-2.0 license. Its code was last updated Oct 28, 2026.

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