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Code Sandbox MCP
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Code Sandbox MCP

A code sandbox MCP server based on E2B, providing a secure sandbox environment for creating, managing, and executing code, supporting the running of Python code and Shell commands.
Developer toolsEducation and learning tools#Code Sandbox#Secure Execution#Development Tool#MCP Service.Python
2 points
3.2K
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Overview

Installation

Tools List

Content Details

Alternatives

What is the Code Sandbox MCP Server?

The Code Sandbox MCP Server is a tool based on the Model Context Protocol (MCP), which provides you with a secure code execution environment. Through E2B technology, you can run code in a completely isolated sandbox without worrying about affecting your local system. This is very useful for testing code snippets, learning programming, or running code whose security is uncertain.

How to Use the Code Sandbox MCP Server?

You can use this service through applications that support MCP, such as Claude Desktop or Cursor. First, you need to configure the API key, and then you can create sandboxes, run code, or execute commands through natural language instructions. The system will automatically handle the lifecycle management of the sandboxes.

Use Scenarios

1. Securely test code snippets. 2. Run example code when learning programming. 3. Execute scripts whose security is uncertain. 4. Debug code that requires an isolated environment. 5. Perform temporary computational tasks.

Main Features

Create a Sandbox
Create a brand - new isolated code execution environment, and you can customize the timeout and template configuration.
Terminate a Sandbox
Securely terminate a running sandbox environment by its ID and release resources.
Run Code
Execute Python code in the sandbox, support Jupyter Notebook syntax, and automatically handle dependencies and outputs.
Execute a Command
Run Shell commands in the sandbox, supporting common Linux commands and tools.
Advantages
Complete isolation: Code runs in a secure sandbox without affecting your local system.
Easy to use: Operate through natural language instructions without complex technical knowledge.
Flexible configuration: Support customizing the timeout and environment template.
Multi - language support: Mainly support Python, and other tools can be used through Shell commands.
Automatic cleanup: The sandbox is automatically terminated after timeout to avoid resource waste.
Limitations
Requires an internet connection: Depends on the E2B cloud service and requires a stable internet connection.
API limitations: Affected by the API call limits and quotas of the E2B service.
Temporary: The sandbox environment is temporary, and data will not be saved permanently.
Resource limitations: There are limitations on computing resources and storage space.
Requires configuration: You need to configure the API key and domain name for the first use.

How to Use

Install the Package
Use pip or uv to install the Code Sandbox MCP Server package.
Get API Credentials
Visit the E2B official website to register an account and obtain the API key and domain name.
Configure the MCP Client
Add the server configuration to your MCP client configuration file (taking Claude Desktop as an example).
Add Server Configuration
Add the following JSON configuration to the configuration file and replace it with your actual API key.
Restart the Client
Restart your MCP client application to load the new configuration.
Start Using
Now you can use the code sandbox function through natural language instructions.

Usage Examples

Quickly Test Python Code
When you want to quickly test a piece of Python code without setting up a local environment, you can use the code sandbox.
Learn Shell Commands
Beginners can practice Linux commands in a secure sandbox environment without worrying about damaging the system.
Debug Code Snippets
When you have a piece of code with an unknown error, you can test it in isolation in the sandbox.

Frequently Asked Questions

Do I need to pay to use this service?
How long will the data in the sandbox be saved?
Which programming languages are supported?
How can I view the running status of the sandbox?
Are there resource limitations for the sandbox?
Can I access the Internet in the sandbox?

Related Resources

E2B Official Website
The official website of the E2B cloud sandbox service, providing API documentation and registration.
Model Context Protocol Specification
The official specification and documentation of the MCP protocol.
GitHub Repository
The source code and issue tracking of the Code Sandbox MCP Server.
Python Official Documentation
The official documentation of the Python programming language.
MCP Client Configuration Guide
A detailed guide on how to configure various MCP clients.

Installation

Copy the following command to your Client for configuration
{
  "mcpServers": {
    "code-sandbox-mcp": {
      "command": "uv",
      "args": ["run", "code-sandbox-mcp"],
      "env": {
        "E2B_API_KEY": "your_api_key_here",
        "E2B_DOMAIN": "your_domain_here"
      }
    }
  }
}
Note: Your key is sensitive information, do not share it with anyone.

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