Best AI Coding Assistants
Fast rails for everyday coding—inline help, repo-aware chat, and change plans you can trust.
Updated: September 17, 2025
Quick Answer
GitHub Copilot and Cursor IDE are the top AI coding assistants in 2025. Copilot offers the best editor support and inline completions, while Cursor excels at diff-first editing and rapid iteration workflows.
Both integrate seamlessly with your existing workflow and provide significant productivity boosts for TypeScript, Python, and other modern development stacks. Popular with developers at companies like Stripe, Airbnb, and Microsoft.
Top picks
GitHub Copilot
Great defaults, wide editor support.
Cursor IDE Assistant
Diff-first edits; very fast iteration.
Detailed Feature Comparison
Side-by-side comparison of key features to help you choose the right AI coding assistant.
| Feature | GitHub Copilot Wide editor support | Cursor IDE Diff-first workflows | Codeium Generous free tier |
|---|---|---|---|
| Inline Code Completion | |||
| AI Chat Interface | |||
| Diff Preview & Review | |||
| Multi-File Edits | Limited | Advanced | Basic |
| Editor Support | VS Code, JetBrains, Vim, Neovim | Cursor only (VS Code fork) | 40+ editors |
| Repo-Aware Context | |||
| Free Tier Available | |||
| Code Explanation | |||
| Test Generation | |||
| Refactoring Support | Basic | Advanced | Basic |
| Get Started | Try Free | Try Free | Try Free |
Ready to try AI coding?
Start with our top picks and see the difference in your workflow.
Also great
How we rank (short)
Inline quality 30% • Repo-aware chat 25% • Change support 20% • Setup & fit 15% • Price/value 10%. We run the same tiny task set on a TS/Next repo to keep comparisons consistent.