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Devin

Autonomous software engineer that plans, writes, tests, and ships code.

Details checkedReviewed 2026-09-27

Is it a fit?

Best for

Enterprises delegating repetitive engineering work.

Think twice if

Individuals wanting a quick free tool.

What it can help you do

Fix bugs in an existing project

Devin can work with an existing codebase to propose and review code changes for a reproducible problem.

Prepare: An accessible repository and reproduction steps
Get: Proposed code changes and an explanation
Your part: Review the diff and run your project tests

Build a website from an idea

Devin can implement a website in a configured development workspace from your brief and project context.

Prepare: A website brief and configured development workspace
Get: Website source code and changes in your project
Your part: Test the site and configure production hosting

Build a website →Fix a website →

Where you still take over

  • Onboard and connect repositories and tools
  • Assign tasks
  • Review Devin's work
  • Merge the changes

Limits to know

  • Enterprise onboarding
  • No public pricing on the site
  • Autonomous output requires review

From input to output

What you provide

  • Codebase and repository access
  • A task description
  • Team tools

What you get

  • Production code changes
  • Tests
  • Pull requests

How to start

Have these ready

  • Cognition/Devin onboarding
  • Repository and tool access
  1. Connect Devin to your codebase and tools.
  2. Assign a task such as a feature or fix.
  3. Review the code and tests Devin produces.
  4. Merge the completed work.

Pricing, with context

Enterprise-oriented; no public self-serve price is shown and the site routes to a demo.

Usage caps, taxes, regional availability and plan features may change. Confirm the current terms before subscribing.

Check official pricing

Pricing category: Paid · 2026-09-27

Evidence & sources

This is an official-source review, not a hands-on test of Devin. Vendor descriptions and demos are evidence of advertised features, not independent proof of results. “Best for” and review guidance are editorial judgments based on those sources.
  • Cognition - Devin ↗https://cognition.ai/

    Cognition says Devin is an autonomous software engineer that plans, writes, tests, and ships production code and works inside your codebase and tools; the site routes to a demo.

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Compare their inputs, outputs and setup requirements before choosing.