
Devin
Cursor
Claude Code
Windsurf Editor
Reason Agent by Reason Machines is the autonomous AI software engineer and cloud coding agent. Connect GitHub, assign issues, and ship evidence-backed pull requests on autopilot.

Cursor
Claude Code
Windsurf Editor
Codeium
replit
Tabnine
Codex by OpenAI
Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.

Which is more popular?
Based on our record, GitHub Copilot seems to be more popular. It has been mentioned 389 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | reasonmachines.com | github.com |
| Pricing | — | |
| Company | — | Startup from the United States |
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In their own words, as submitted to SaaSHub.


No description of Reason Agent yet.
Trained on billions of lines of public code, GitHub Copilot puts the knowledge you need at your fingertips, saving you time and helping you stay focused.
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Game over… GitHub Copilot X announced
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GitHub Copilot is a powerful tool that developers use to boost their productivity and streamline their coding process with the aid of AI.
Accelerated handling of repetitive tasks: You already know how to write a pagination query or scaffold an endpoint, so why waste time? Tools like GitHub Copilot or Codeium handle the boilerplate so you can focus on...
GitHub Copilot Chat is similar — you can ask it to explain code or suggest improvements. It's integrated right into VS Code, so it feels pretty seamless. They've been rolling out some new features lately, like better...
Recommendations tracked on public social media and blogs since March 2021.


Tracking Reason Agent since Sep 2026.
I build Browy, an open-source AI agent that lives In a Chrome side panel and a DevTools REPL. It drives the real browser Tabs you have open. The thing it does not have is its own subscription. It uses your existing GitHub Copilot... - Source: dev.to / 1 day ago
Snagly is a free, MIT-licensed set of 30 skills for AI coding agents — GitHub Copilot, Claude Code, Cursor, Codex and 70+ others — that turn "an AI that can drive a browser" into "an AI that tests like a QA professional." A skill, if you... - Source: dev.to / about 2 months ago
Where llms.txt genuinely gets read is a different layer: coding and agent tooling — Cursor, Claude Code, GitHub Copilot, Windsurf — pulling a documentation site's pages with less token waste, plus emerging agent protocols like OpenAI's... - Source: dev.to / 3 months ago
When comparing Reason Agent and GitHub Copilot, you can also consider the following products.
Devin is an autonomous agent that solves engineering tasks through the use of its own shell, code editor, and web browser.
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The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.
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Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
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Tomorrow's editor, today. Windsurf Editor is the first AI agent-powered IDE that keeps developers in the flow. Available today on Mac, Windows, and Linux.
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Free AI-powered code completion for *everyone*, *everywhere*
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