# Code Execution MCP

> Use this tool when you need to execute Python code in a secure and efficient manner, solving problems related to data processing and privacy protection. It enables sandboxed code execution with features like PII tokenization, reducing sensitive data exposure by up to 98.7%. Ideal for use cases requiring secure and private data processing, with inputs of Python code and data, and outputs of executed results and persisted skills.

Canonical page: https://skillsregistry.net/skills/marc-shade-code-execution-mcp  
JSON: https://api.skillsregistry.net/v1/skills/marc-shade-code-execution-mcp

## Description

Enables efficient AI agent operations through sandboxed Python code execution with progressive tool discovery, PII tokenization, and skills persistence, achieving up to 98.7% token reduction by processing data in a sandbox rather than in context.

## Trust

- **Trust score (0–1):** 0.94
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/cy6bax1pze)
- **Repository:** <https://github.com/marc-shade/code-execution-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "marc-shade-code-execution-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/marc-shade-code-execution-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/marc-shade-code-execution-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt