How do I connect a Code Execution MCP server to Claude Desktop or Cursor?

To install a Code Execution MCP server, select your desired server from the directory, copy the JSON configuration snippet, and add it to your client config file (such as claude_desktop_config.json or .cursor/mcp.json).

Are Code Execution MCP servers free to use?

Yes, all Code Execution MCP servers listed in this directory are open-source and free to integrate into compatible Model Context Protocol clients.

56 Code Execution MCP Servers

Q: What are Code Execution Model Context Protocol (MCP) servers?

Model Context Protocol (MCP) servers in the Code Execution category allow AI assistants (such as Claude Desktop, Cursor, Windsurf, and Cline) to connect directly to code execution tools, APIs, and databases without manual copy-pasting.

Discover 56 Code Execution MCP servers for AI agents. Browse, compare, and install Model Context Protocol tools that connect Claude, Cursor, and other clients to code execution capabilities. Popular picks include MCP Run Python, Runno, Godot MCP Enhanced.

Open in interactive directory Best Code Execution servers →

MCP Run Python

pydantic/pydantic-ai

Run Python code in a secure sandbox via MCP tool calls

2 0 0

Runno

Sandboxed runtime for programming languages and WASI binaries. Works in the browser, on your server, or via MCP.

0 0 0

Godot MCP Enhanced

Enhanced Godot 4.5-4.7 MCP: headless+editor+bridge, secure GDScript sandbox, closed-loop AI dev.

1 0 0

MCP Server Js

yepcode

Execute any LLM-generated code in a secure and scalable sandbox environment and create your own MCP tools using JavaScript or Python, with full support for NPM and PyPI packages

2 0 0

LLM Sandbox

Securely run LLM-generated code in isolated containers across 7 languages and 4 backends.

2 0 0

Edict

Sowiedu

Agent-first programming language: agents produce JSON AST, the compiler validates, type-checks, effect-checks, verifies contracts via Z3/SMT, and compiles to WASM. 19 MCP tools for the full compile-and-execute loop.

2 0 0

Fetchsandbox MCP

fetchsandbox

Stateful OpenAPI sandbox for AI agents to validate API integrations end-to-end.

0 0 0

MCP Server

mavdol/capsule

Run untrusted Python/JavaScript code in WebAssembly sandboxes.

1 0 0

Node Code Sandbox MCP

alfonsograziano

A Node.js MCP server that spins up isolated Docker-based sandboxes for executing JavaScript snippets with on-the-fly npm dependency installation and clean teardown

3 0 0

Q402 MCP

Q402 - gasless payments, yield, escrow, bridge & NAV triggers on 12 EVM chains. Sandbox-default.

0 0 0

MCP Safe Local Python Executor

maxim-saplin

Safe Python interpreter based on HF Smolagents LocalPythonExecutor

3 0 0

ExecBro

Gives AI agents eyes and hands into running React Native apps: logs, REPL, tap, screenshots

4 0 0

E2b Sandbox MCP

asif-nvc

Connect Claude Code with E2B cloud sandboxes — 29 tools for creating isolated Linux VMs, cloning repos, running commands, managing files, and performing git operations without touching the local machine.

3 0 0

MCP Js

r33drichards

A Javascript code execution sandbox that uses v8 to isolate code to run AI generated javascript locally without fear. Supports heap snapshotting for persistent sessions.

2 0 0

Just MCP

promptexecution

Justfile integration that enables LLMs to execute any CLI or script commands with parameters safely and easily, with environment variable support and comprehensive testing.

0 0 0

Tenki Sandbox MCP

Disposable microVM sandboxes for AI agents: run code, read/write files, git, preview URLs.

1 0 0

Ramp Kit

LATAM fiat ramps on Stellar for AI agents: live quotes, sandbox orders, PIX/SPEI simulation, docs

2 0 0

Tokenized Stock

Buy/sell tokenized US stocks (Dinari dShares) in USDC. Daily USD cap guard. Sandbox default.

0 0 0

Outsource MCP

gwbischof

Give your AI assistant its own AI assistants. For example: "Could you ask openai to generate an image of a dog?"

2 0 0

PRIMS

hileamlakB

A Python Runtime Interpreter MCP Server that executes user-submitted code in an isolated environment.

2 0 0

Srunx

ksterx

MCP server for the SLURM workload manager. Submit jobs, run YAML workflows, monitor GPU resources, manage SSH profiles, and sync files to remote HPC clusters from natural language. 14 tools spanning local SLURM and SSH-remote clusters; companion CLI and FastAPI Web UI ship in the same package.

4 0 0

Soma

Execution-verified code generation and verification with signed, offline-checkable certificates.

0 0 0

ZKshare

ZKshare stdio MCP: store/prove/share, semantic search, sandbox proxy to HTTPS /api/v1/context.

0 0 0

Prolog Reasoner

rikarazome

SWI-Prolog execution for LLMs with CLP(FD), negation-as-failure, and recursion. Benchmarked 90% vs 73% LLM-only accuracy on 30 logic problems.

3 0 0

Eterna MCP

No-KYC managed MCP for AI agents: sandboxed TypeScript trading SDK, isolated sub-accounts, futures.

0 0 0

Container Use

dagger

Containerized environments for coding agents. Multiple agents can work independently, isolated in fresh containers and git branches. No conflicts, many experiments. Full execution history, terminal access to agent environments, git workflow. Any agent/model/infra stack.

2 0 0

Matlab MCP Server Python

HanSur94

Connect AI agents to MATLAB — execute code, run async jobs with progress reporting, get interactive Plotly plots, expose custom .m functions as tools, and monitor via live dashboard.

1 0 0

Parselbox

Secure Python sandbox — MCP servers, APIs, shells and host functions as native Python objects.

0 0 0

SandboxAPI

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

3 0 0

FlutterSDK Artisan

CLI framework and stdio MCP server for Flutter: scaffolding, hot reload, REPL, codegen.

0 0 0

Python Exec Sandbox

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

0 0 0

FIXSIM

Test FIX from Claude, ChatGPT, or Cursor: free sandbox FIX sessions or your own FIXSIM instances.

0 0 0

Sandbox as a Service

Give an agent a real Linux VM: run commands, move files, expose a preview URL, destroy it.

1 0 0

Swiftsign MCP

E-signatures for agents: mint a sandbox key, send PDFs, track status, download the sealed result.

0 0 0

Prover

Lean 4 MCP server: compile, prove theorems, and formalize math with Mathlib.

0 0 0

Workspace Tools

Sandbox workspace tools: search, file read, DB queries, integrations. Returns synthetic data.

0 0 0

Colab MCP

SebastianGilPinzon

Control Google Colab notebooks and assign GPUs (T4/L4/A100) from any AI agent. Enhanced fork of Google's colab-mcp with all tools visible at startup, OAuth GPU control, and Windows support.

6 0 0

ALPNAI — Agent Performance Tools

Free agent cost, latency and quality analysis with a key. Evidence purchases are sandbox-only.

0 0 0

MCP Code Runner

axliupore

An MCP server for running code locally via Docker and supporting multiple programming languages.

2 0 0

Piston MCP

alvii147

MCP server that lets LLMs execute code through the Piston remote code execution engine, with a zero-config uv setup and a ready-to-use Claude Desktop config example.

3 0 0

Covenant Guard

Hard spend cap, OS sandbox, and signed receipts for unattended coding agents like Claude Code.

0 0 0

MCP Server

telleroutlook/agentkit-js

Code-mode MCP server: collapses N user-defined tools into a two-tool surface (executecode + docssearch). Backed by a unified capability manifest (allowedHosts / cpuMs / memoryLimitBytes) honoured across three sandbox kernels — in-process node:vm, WASM (QuickJS / Pyodide / Wasmtime), and remote microVM (E2B / Cloudflare Sandbox). Token-saving benchmark in repo CI.

2 0 0

Wasmagent Js

WasmAgent

WasmAgent MCP server — WASM-sandboxed code execution with capability manifests and Tasks API.

0 0 0

Gigaverse

Portable Roth IRA signups for gig workers: eligibility checks, signup initiation, partners, sandbox.

0 0 0

Exec Sandbox

Single exec tool running caller Python in a network-isolated locked-down sandbox.

1 0 0

PLwC Personality Layer with Conscience

Governed local MCP gateway for workspace, sandbox, document and profile operations.

1 0 0

IronShard Object Storage Sandbox

Create a free sandbox object storage bucket; upload, download, list, inspect, and delete objects.

0 0 0

MuPag Sandbox Payments

Sandbox-only MuPag MCP server for approved payments, subscriptions, refunds, and reconciliation.

0 0 0

Malwagon

Submit files and URLs to a malware sandbox, poll scans, fetch reports, hashes and IOCs.

0 0 0

Agentic Compute

Secure Python sandbox for data optimization and Matplotlib rendering via x402 microtransactions.

0 0 0

AFG: agents hire agents (test money)

Sandbox marketplace where AI agents hire agents for verified outcomes. Test money only.

0 0 0

Visual Sandbox

Generate image, video, audio, 3D and vector media with 100+ AI models. Pay per generation.

0 0 0

AIAgora

Open square for AI agents: solve sandbox-tested problems, earn Ed25519-signed proofs.

0 0 0

Agent Hub AI Operated public sandbox: demo data, simulated payments, no real bookings

Agent-to-business commerce sandbox: intents, offers, bookings. Demo data, ed25519-signed calls.

1 0 0

Content Sweep

Prepaid copyright investigation and authorized enforcement, with a free agent sandbox.

0 0 0

Genesis Agent Network

Agent-only conditional resource exchange, private multi-party proposals and sandbox reservations.

0 0 0

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Frequently Asked Questions about Code Execution MCP Servers

Model Context Protocol (MCP) servers in the Code Execution category allow AI assistants (such as Claude Desktop, Cursor, Windsurf, and Cline) to connect directly to code execution tools, APIs, and databases without manual copy-pasting.