Devin
The first AI software engineer that works autonomously on full coding tasks
Editorial take
Devin is the most autonomous AI software engineer available. It handles well-scoped development tickets end-to-end - from reading the issue to writing code, running tests, and opening a pull request - without step-by-step supervision. At $500/month it is priced for engineering teams with sufficient ticket volume, not individual developers.
What is Devin?
Devin, built by Cognition AI, was the first tool to be publicly described as an AI software engineer rather than an AI coding assistant. The key difference: Devin doesn't just suggest code inside your editor, it takes on tasks end-to-end. You give it a GitHub issue, a feature request, or a bug report, and Devin spins up its own development environment, writes code, runs tests, debugs failures, and opens a pull request.
Devin works in an isolated sandbox environment with a full shell, browser, and code editor. It can navigate documentation websites, read Stack Overflow, set up new repos from scratch, and handle the iterative debugging cycle that takes up hours of a developer's day.
Limitation: Devin works well on clearly scoped, well-defined tasks but struggles with ambiguous requirements or tasks that need significant architectural judgment. It is best treated as an autonomous junior developer you can assign specific tickets to, not a replacement for experienced engineering decisions.
Devin is available via paid subscription with a free trial. Cognition raised significant funding and the tool has seen continuous improvement since its March 2024 debut.
Best for
Engineering teams offloading well-scoped tasks and bug fixes
Key strength
End-to-end task execution from issue to tested pull request
Score breakdown (out of 5)
What you would use it for
- →Offloading well-defined bug fixes and feature tickets to an autonomous agent without supervision
- →Handling routine development work while engineers focus on complex architectural decisions
- →Running parallel tickets across multiple GitHub issues simultaneously
- →Setting up new projects and repositories from scratch based on a written specification
- →Researching documentation and implementing third-party integrations autonomously
Pros & Cons
👍 Pros
- ✓Handles full tasks end-to-end without supervision
- ✓Can read documentation and navigate the web as part of a task
- ✓Opens complete, tested pull requests
- ✓Good for well-scoped tickets a junior engineer would handle
👎 Cons
- ✗Expensive at $500/month - hard to justify for individuals
- ✗Struggles with ambiguous or architecturally complex tasks
- ✗Slower than doing simple tasks manually
- ✗Requires clear, well-scoped task definitions for best results
Key Features
- ✓ Autonomous end-to-end task execution from issue to pull request
- ✓ Isolated sandbox with shell, browser, and editor
- ✓ GitHub integration - reads issues, opens PRs
- ✓ Reads documentation and external websites autonomously
- ✓ Iterative debugging - runs and fixes test failures
- ✓ Parallel task handling across multiple tickets
- ✓ Slack integration for task assignment
Available on
Integrates with
Devin Pricing
✅ Devin has a free plan - no credit card required to start.
Teams
- ✓Agent compute units included
- ✓GitHub and Slack integration
- ✓Parallel task execution
- ✓Priority support
Video Review
Devin vs Competitors
AI models powering Devin
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Developer resources
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