Devin
Cognition AI's autonomous software engineer, now also shipped as the Devin Desktop IDE (formerly Windsurf/Codeium)
What is Devin?
Devin, built by Cognition AI, made headlines in early 2024 as the first AI agent marketed as an autonomous software engineer. Given a GitHub issue, a bug report, or a feature description, it opens a browser, reads documentation, writes code, runs tests, debugs failures, and opens a pull request — largely without a human in the loop. Each session includes a structured timeline showing what the agent did and why, so engineers can review its decision-making before merging.
In 2025, Cognition absorbed Windsurf (itself built on the Codeium platform) and rebranded it as Devin Desktop — a full agentic IDE that now sits alongside the original autonomous-agent product under the same Devin brand. Verified live 2026-10-10: windsurf.com and codeium.com both now redirect to devin.ai, and Cognition's own announcement is titled “Windsurf is now Devin Desktop.” Existing Windsurf Enterprise customers keep their original plan and pricing per Cognition's migration FAQ.
This consolidation changed Devin's pricing model significantly: what used to be a single $500/month-per-seat autonomous-agent product is now a tiered structure starting with a genuine Free plan, aimed at a much broader range of developers than the original enterprise-only positioning.
Key Features
- Fully autonomous task execution from issue description to pull request
- Sandboxed environment with shell, browser, and code editor access
- Structured session timeline for reviewing agent decisions
- GitHub integration for PR creation and issue-to-code workflow
- Devin Desktop: agentic IDE (formerly Windsurf/Codeium), now part of the same product line
- Free tier with light agent quota, unlimited inline edits and Tab completions
- Slack integration for asynchronous task assignment
- API access for programmatic task assignment in CI/CD workflows
Pros & Cons
Pros
- Genuinely autonomous completion of well-scoped software tasks
- Session timeline provides full transparency into agent decision-making
- Now has a real Free entry point, unlike the original $500/seat-only pricing
- Devin Desktop brings the same agent approach into a daily-driver IDE
Cons
- Struggles with complex architectural tasks requiring deep domain knowledge
- Errors require careful review before merging — autonomous does not mean infallible
- The Windsurf/Codeium/Devin rebrand can be confusing for anyone researching the older product names
- Max and Team plans still get expensive at scale ($200/mo, or $80/mo + $40 per seat)
Pricing
Model: Freemium
| Plan | Price | Key Limits |
|---|---|---|
| Free | $0/mo | Light quota to code with agents, limited model availability, unlimited inline edits and Tab completions |
| Pro | $20/mo | Increased quotas, full model availability |
| Max | $200/mo | Significantly higher quotas than Pro |
| Team | $80/mo + $40/mo per full seat | Up to 200 users; each full seat gets its own quota and Devin Desktop access |
| Enterprise | Custom | Built to scale across the organization; contact sales |
FAQ
- What kinds of tasks is Devin best at?
- Devin performs best on well-defined, self-contained tasks: fixing a specific bug, writing tests for an existing function, updating documentation, migrating code to a new API, or generating boilerplate based on existing patterns. Open-ended architectural tasks are significantly more challenging for it.
- Is Devin related to Windsurf or Codeium?
- Yes. Cognition AI absorbed Windsurf (which itself originated from Codeium) and rebranded it as Devin Desktop. windsurf.com and codeium.com both now redirect to devin.ai. Existing Windsurf customers keep their original plan and pricing.
- Does Devin have a free plan?
- Yes, as of the current pricing (verified 2026-10-10): a Free plan with a light agent quota, limited model availability, and unlimited inline edits/Tab completions. This replaced the earlier $500/month-per-seat-only model.
- Is Devin available as a plugin for VS Code or JetBrains?
- Devin's autonomous-agent product is primarily web-based and Slack-integrated, working asynchronously. Devin Desktop (formerly Windsurf) is the IDE side of the product, built on a VS Code foundation.
- Devin vs Claude Code — which autonomous agent is better?
- Devin is designed for long-horizon autonomous tasks with a sandboxed computer environment, strong GitHub integration, and a structured session timeline. Claude Code (Anthropic) is an agentic CLI tool that excels at shorter interactive tasks with deep codebase understanding. For fully autonomous multi-hour tasks, Devin is purpose-built. For interactive agentic sessions in the terminal, Claude Code tends to be faster and more flexible.
- Does Devin have an affiliate or partner program?
- Cognition AI does not currently operate a public affiliate program for Devin. Enterprise partnerships can be arranged through their sales team.