GitHub / Microsoft
AI coding assistant integrated across GitHub and major IDEs
GitHub Copilot is the most widely deployed AI coding assistant, integrated into VS Code, Visual Studio, JetBrains IDEs, and GitHub's web editor. It provides inline completions, a chat sidebar, pull request summaries, and Copilot Workspace for autonomous multi-step coding tasks. Backed by OpenAI GPT-5.5 and Claude Sonnet 4.6.
The most widely deployed AI coding assistant with deep IDE-native integration.
Free for verified students/OSS maintainers · $10/mo Individual · $19/mo Business
Write Unit Tests
A complete runnable test file with happy-path, edge-case, and error tests covering 90%+ of branches.
Debug This Error
Plain-English explanation of the error, ranked root causes, a concrete code fix, and prevention tips.
Repetitive Task Elimination
A yes/no on whether it's automatable, the easiest path, step-by-step instructions, formulas/scripts, and a maintenance guide.
Python Automation
A commented Python script, setup instructions, error handling, scheduling guidance, and a documentation template.