Run Python Code Online
Write and run Python code directly in your browser — powered by WebAssembly. Full Python 3.11 with stdlib, Monaco editor, and instant execution. Free, fast, and runs 100% in your browser.
Need to test a Python snippet quickly? ZamPy lets you run Python code directly in your browser with zero setup. Paste your code, press Run (or Ctrl+Enter), and see results immediately in the output terminal. The built-in execution timer shows performance metrics, while the examples library provides ready-to-run code for common tasks like sorting algorithms, string manipulation, and math operations. Share your code with a link or save it to the cloud.
Output will appear here
Press Run or Ctrl+Enter to execute
Feature Overview
| Feature | Details |
|---|---|
| Instant execution | ✓ |
| Multiple file tabs | ✓ |
| Execution timer | Millisecond precision |
| Share links | ✓ |
| Code examples | Built-in library |
Frequently Asked Questions
How fast is the execution?
After the initial Pyodide load (a few seconds on first visit), code execution is near-instant. The status bar shows exact execution time in milliseconds.
Can I run scripts with multiple files?
Yes. The IDE supports multiple file tabs. Create new files and switch between them while coding.
Can I share my code?
Yes. Click the Share button to copy a URL containing your code, or save to the cloud and share a permanent link.