SandboxAPI MCP Server: Install & Setup

Install SandboxAPI in Claude Code

Claude Code

claude mcp add --transport http sandboxapi https://mcp.sandboxapi.dev/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "sandboxapi": {
      "url": "https://mcp.sandboxapi.dev/mcp"
    }
  }
}

Frequently asked questions

What does the SandboxAPI MCP server do?

Execute code in 8 languages (Python, JS, TS, Go, Java, C++, C, Bash) in gVisor sandboxes.

Is the SandboxAPI MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does SandboxAPI run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add SandboxAPI to Claude Code?

Run: claude mcp add --transport http sandboxapi https://mcp.sandboxapi.dev/mcp

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