Aider vs Onlook
A side-by-side comparison of two ai coding tools — pricing, integrations, and the trade-offs that matter — so you can pick the right fit fast.
| Feature | Aider | Onlook |
|---|---|---|
| Category | AI Coding | AI Coding |
| Pricing | Free · from Free (open-source) | Freemium · from Free |
| Best for | Developers | Developers, Designers |
| Use cases | implementing code changes, refactoring across files, terminal-based coding | Visually editing React app UI in real time, Bridging design and development workflows, Making live code changes through a visual interface |
| Integrations | Git, OpenAI, Anthropic | React, GitHub |
| Rating | — | — |
| Website | Visit Aider | Visit Onlook |
Aider
AI pair programming in your terminal.
Pros
- +Free and open-source
- +Works in the terminal with git
- +Edits across multiple files
- +Bring your own model key
Cons
- –Requires an LLM API key
- –Terminal-first workflow
- –No graphical UI
Onlook
Open-source AI visual editor for React apps with live code editing.
Pros
- +Open-source and free to self-host or contribute to
- +Live visual editing syncs directly with React code
- +Bridges the gap between design and development tools
Cons
- –Currently focused specifically on React applications
- –Newer open-source project with an evolving feature set
Aider vs Onlook FAQ
- Is Aider better than Onlook?
- Neither is universally better — both are ai coding tools. Aider (Free, from Free (open-source)) is a strong fit for implementing code changes, while Onlook (Freemium, from Free) suits Visually editing React app UI in real time. Pick by your primary use-case and budget.
- What is the main difference between Aider and Onlook?
- Aider focuses on "AI pair programming in your terminal." whereas Onlook focuses on "Open-source AI visual editor for React apps with live code editing.". Their pricing starts at Free (open-source) and Free respectively.
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