Devin
Cognition's autonomous AI software engineer plans, writes, tests, and ships code changes independently in a cloud environment. Now on SWE-1.7.
The verdict on Devin: Teams that want an AI engineer working on a coding task autonomously while they focus elsewhere Devin is what autonomous AI engineer means in practice: it researches unfamiliar codebases, writes multi-file implementations, runs and debugs failing tests, and interacts with development environments without needing direction at each individual step. Pricing: Free / $20/mo Pro / $200/mo Max / Teams from $80/mo + $40/seat.
Best For
Teams that want an AI engineer working on a coding task autonomously while they focus elsewhere
Standout Feature
Researches unfamiliar codebases and runs multi-step engineering work without direction at each individual step
TL;DR
Genuinely capable and rapidly improving, the price reflects that capability and it still isn't a senior engineer replacement.
Alternatives
Fit Score: use-case reference
How this is scoredDevin scored 1 to 5 on five dimensions for the named use cases below. Part of our catalog-wide use-case reference, not a product-quality review rating.
Autonomous coding tasks
3.6/5- Capability
- 4/5
- Reliability
- 3/5
- Value
- 3/5
- Ease
- 4/5
- Compatibility
- 4/5
Hand off a well-scoped coding task for implementation and testing while you work elsewhere, then review the resulting changes through Git. Complex tasks still produce mistakes, so keep engineering approval before merging or releasing the output. Free and paid self-serve plans exist alongside Teams; confirm the entitlements and cost for your actual workload rather than inferring a required tier from team size.
Editorial judgment grounded in this tool's own published pricing, features, and our existing pros and cons, not a certification or a measured benchmark. Product quality is assessed separately under our review methodology.
Overview
Not yet reviewedProduct quality is assessed from original evidence. How reviews work.
Devin is the first AI software engineer designed for genuine autonomous operation on real engineering tasks, it can research unfamiliar codebases, write multi-file implementations, run and debug failing tests, and interact with development environments (terminal, browser, code editor) without human direction at each step. Built by Cognition AI and released in 2024, Devin accepts a task description and executes it through a complete implementation cycle: understanding the requirements, planning the approach, writing code across relevant files, running the code, observing failures, and iterating until the implementation meets the specified behavior. This is substantively different from autocomplete or chat-based coding assistance, Devin operates asynchronously, completing tasks while the engineer works on other things, rather than responding to inline prompts.
Current capability is strongest on well-scoped tasks: bug fixes with clear reproduction steps, feature additions to existing codebases with good documentation, and routine code migrations. It underperforms on ambiguous requirements, novel algorithms, and systems requiring deep architectural judgment. Access is through Cognition AI's platform, with self-serve Free, Pro, and Max plans as well as Teams and enterprise pricing for larger organizations.
Devin's significance is as a proof-of-concept for the autonomous software engineering category, it demonstrated in 2024 that real multi-step engineering tasks could be completed by an AI agent, establishing the benchmark that subsequent tools are measured against.
The source of the legacy catalog rating and review count has not been substantiated. Neither is presented here as a verified review rating or included in review structured data.
Workflow Fit Scores are separate, use-case-specific editorial judgments, not user-review averages. Read the Fit Score methodology.
- • Can complete entire coding tasks autonomously
- • Works while you do other things
- • Handles complex multi-step engineering
- • Rapidly improving with each release
- • Max and Teams/enterprise pricing get expensive at scale, though self-serve Free and Pro tiers exist
- • Still makes mistakes on complex tasks
- • Not a replacement for senior engineers yet
Key Features
- End-to-end task execution
- Sandboxed browser and terminal
- Long-horizon planning
- Git integration
- Asynchronous task runs
Trust & Data
Verified 2026-09
- Training on your data
- Not publishedCognition's privacy policy lists using User Content to improve and develop its services, but never explicitly addresses AI model training or offers a training opt-out. The policy covers Devin and Windsurf together under a general Software Services umbrella; a separate Platform Terms of Use that would govern Devin specifically was not accessible, leaving a gap on the training-data question.
- Compliance
- SOC 2 Type 2, ISO/IEC 27001:2022, CCPA
- Retention
- Customer data under Cognition's control is permanently deleted within 90 days of a customer request or contract termination.
- Export
- Not published
Sources: cognition.ai/privacy, cognition.ai/security, trust.cognition.ai
As published by the vendor. Verify independently before purchase decisions.
Our Take
Teams use it to hand off a coding task and come back to a pull request rather than a prompt response. The pricing reflects this, with Max at $200 per month. It still makes mistakes on complex tasks and isn't a replacement for a senior engineer's judgment. The right test is whether the time savings on routine engineering work justify the cost for your team's actual workload.
From the Blog
Coverage and comparisons that mention Devin.