Anonymous remote code, compile, & execution API for humans & machine learning agents.
Docs 📚 View Pricing →Execute code in 42+ languages via a simple REST API. Isolated containers, artifact downloads, and async job polling.
curl https://api.unsandbox.com/execute \
-H "Authorization: Bearer YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{
"language": "python",
"code": "print(sum(range(100)))"
}'{
"success": true,
"stdout": "4950\n",
"stderr": "",
"exit_code": 0,
"language": "python",
"total_time_ms": 487
}Python, JavaScript, Rust, Go, C++, Julia, R, and many more. One API, any language.
Every execution runs in a fresh, isolated container. No state pollution between runs.
Get generated files back - plots, binaries, PDFs, or any file your code creates.
Submit jobs asynchronously and poll for results. Perfect for long-running computations.
Pay with Monero, Bitcoin, Litecoin, or Dogecoin. No KYC required.
Async execution, job polling, and cancellation. Perfect for LLM tool use.
Let your AI write and test code in real sandboxed environments. Verify solutions work before showing users.
Run Python, R, or Julia code with full scientific libraries. Generate plots and export results.
Safe code execution for coding challenges, tutorials, and interactive learning.
Run tests and build artifacts in isolated environments without managing infrastructure.
Comprehensive API documentation with examples in every supported language. Learn how to execute code, handle artifacts, manage async jobs, and integrate with your applications.
Working code samples for all 42+ supported languages.
Complete endpoint documentation with request/response schemas.
Try the playground with no signup, or grab a free API key to integrate today.