MerchantGuard MCP Server

Provides AI-native fraud scoring, risk intelligence, and compliance tools for AI agents processing payments across multiple rails.

→ MerchantGuardOps/merchantguard-mcp · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: MERCHANTGUARD_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configGUARDSCORE_AUTO_DECLINE_THRESHOLD— 15 Score below this = auto-decline

configGUARDSCORE_HIGH_RISK_THRESHOLD— 30 Score below this = high risk

configGUARDSCORE_MEDIUM_RISK_THRESHOLD— 60 Score below this = medium risk

configLOG_LEVEL

🔐 secretMERCHANTGUARD_API_KEY— demo API key (demo mode works without a key)

configMERCHANTGUARD_API_URL

configPORT— 3002 HTTP server port

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 2 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/merchantguardops-merchantguard-mcp-1yfzss)](https://m8ven.ai/mcp/merchantguardops-merchantguard-mcp-1yfzss)

commit: 3bf7bebdc2a1832210b2073c6d6a671b2812f9f7

code hash: fae33ed16964678ee5dfa3fe64b7ca15157dca426eb6e31c14674e6f26420f6d

verified: 6/22/2026, 12:16:58 PM

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