MCP Playground

MCP Playground for learning MCP Client and Server

→ leejss/mcp-playground · listed on mcp_so

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mcp.so

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// key findings

⚠️

Known vulnerabilities in dependencies: 2 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.

🔐

You'll be asked for 1 credential: ANTHROPIC_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.

🔐 secretANTHROPIC_API_KEY— your_api_key_here

// 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 5 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/leejss-mcp-playground-1l3key)](https://m8ven.ai/mcp/leejss-mcp-playground-1l3key)

commit: 8756c4aea1966eaff4991d3a12cd7adf20f0485f

code hash: db34ff05cd20db125db7d4bb0aa6807aafbbbaba363d7c0d69d551da1033ff1c

verified: 4/18/2026, 6:02:01 PM

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