# Code Sandbox

> Use this tool when you need to execute code securely across multiple programming languages, with strict security controls and isolation. It solves problems for developers, educational platforms, and AI-powered development tools that require safe and reliable code execution environments. The Code Sandbox takes in code inputs and returns real-time output streams, providing a secure interface for testing and validating code in a variety of languages.

Canonical page: https://skillsregistry.net/skills/timlikesai-code-sandbox  
JSON: https://api.skillsregistry.net/v1/skills/timlikesai-code-sandbox

## Description

This MCP server provides AI assistants with secure code execution capabilities across 7 programming languages (Python, JavaScript, TypeScript, Ruby, Bash, Zsh, Fish) through Docker containerization with strict security controls. Built using Ruby 3.4 with Alpine Linux for minimal attack surface, the implementation features multi-stage Docker builds, real-time output streaming, syntax validation tools, and comprehensive security measures including read-only filesystems, network isolation, resource limits, and non-root execution. Serves developers needing safe code execution environments for AI workflows, educational platforms requiring sandboxed programming environments, and teams building AI-powered development tools that need reliable code execution with proper isolation and security controls.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

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

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/timlikesai-code-sandbox)
- **Repository:** <https://github.com/timlikesai/code-sandbox-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": "timlikesai-code-sandbox"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/timlikesai-code-sandbox` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/timlikesai-code-sandbox/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