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prompt-protection

Official registry AI and agents

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

Source code Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package prompt-protection
Claude Code 
claude mcp add prompt-protection -- npx -y prompt-protection@4.2.0
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "prompt-protection": {
            "command": "npx",
            "args": [
                "-y",
                "prompt-protection@4.2.0"
            ]
        }
    }
}

Frequently asked questions

What is prompt-protection?

Scan prompts, tool definitions and model output for injection, and guard agent tool calls.

How do I install prompt-protection?

It runs on your machine. In Claude Code: claude mcp add prompt-protection -- npx -y prompt-protection@4.2.0. For other clients, paste the JSON configuration from this page into their MCP settings.

Does prompt-protection need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is prompt-protection open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains prompt-protection?

It is published by mughalhere. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.