io.github.lu-zhengda/mcp-python-exec-sandbox

@devcontainers/cli

Sandboxed Python execution for AI agents. PEP 723 inline deps, multi-version Python, zero pollution.

1 333.3k/wk 3 tools GitHub npm PyPI

No known CVEs

MIT license

Stale

Last commit 199d ago

Works with most clients

Transport: stdio, http

3 tools · ~311 tok

Grade A · 0.2% of 200K ctx

MCPpedia last refreshed this data 1d ago

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io.github.lu-zhengda/mcp-python-exec-sandbox is an MCP server that sandboxed Python execution for AI agents. PEP 723 inline deps, multi-version Python, zero pollution. Its tool list has not been published yet over stdio and http, requires no API key, and scores 82/100 on MCPpedia's security, maintenance and efficiency rubric.

Developer Tools

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "python-sandbox": {
      "args": [
        "mcp-python-exec-sandbox"
      ],
      "command": "uvx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-lu-zhengda-mcp-python-exec-sandbox)](https://mcppedia.org/s/io-github-lu-zhengda-mcp-python-exec-sandbox)

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What io.github.lu-zhengda/mcp-python-exec-sandbox does

Sandboxed Python execution for AI agents. Scripts run in ephemeral, isolated environments with inline dependencies (PEP 723) -- zero host pollution, zero leftover venvs, zero package conflicts.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y '@devcontainers/cli' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

82/100across 5 weighted dimensions

How we score →

0255075100

−18

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked @devcontainers/cli against OSV.dev.

Inventory

Tools (3)

Click any tool to inspect its schema.

~311 tokens total

Community

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Frequently Asked Questions

Is io.github.lu-zhengda/mcp-python-exec-sandbox safe to use?: io.github.lu-zhengda/mcp-python-exec-sandbox has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install io.github.lu-zhengda/mcp-python-exec-sandbox?: io.github.lu-zhengda/mcp-python-exec-sandbox supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can io.github.lu-zhengda/mcp-python-exec-sandbox do?: io.github.lu-zhengda/mcp-python-exec-sandbox provides 3 tools: execute_python, check_environment, validate_script. See the full tools list on the server page for descriptions and parameters.
What AI clients work with io.github.lu-zhengda/mcp-python-exec-sandbox?: io.github.lu-zhengda/mcp-python-exec-sandbox is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is io.github.lu-zhengda/mcp-python-exec-sandbox actively maintained?: io.github.lu-zhengda/mcp-python-exec-sandbox is less actively maintained — last commit was 199 days ago. It has 1 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is io.github.lu-zhengda/mcp-python-exec-sandbox safe to use?

io.github.lu-zhengda/mcp-python-exec-sandbox has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install io.github.lu-zhengda/mcp-python-exec-sandbox?

io.github.lu-zhengda/mcp-python-exec-sandbox supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can io.github.lu-zhengda/mcp-python-exec-sandbox do?

io.github.lu-zhengda/mcp-python-exec-sandbox provides 3 tools: execute_python, check_environment, validate_script. See the full tools list on the server page for descriptions and parameters.

What AI clients work with io.github.lu-zhengda/mcp-python-exec-sandbox?

io.github.lu-zhengda/mcp-python-exec-sandbox is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is io.github.lu-zhengda/mcp-python-exec-sandbox actively maintained?

io.github.lu-zhengda/mcp-python-exec-sandbox is less actively maintained — last commit was 199 days ago. It has 1 GitHub stars.