Devin
Best autonomous AI software engineer for large-scale migrations and refactorsDevin by Cognition Labs is the most-talked-about autonomous AI software engineer of 2024-2026 — an agent that plans, codes, tests, and ships software with minimal human oversight, designed specifically for the kinds of repetitive engineering work that historically required teams of human engineers. Where Cursor and Copilot augment a developer in their IDE, Devin runs in its own cloud environment, takes on a complete task end-to-end ("migrate this 500K-line Java codebase from Spring 5 to Spring Boot 3"), and produces verifiable diffs with full action logs. Nubank publicly reported 8-12x efficiency gains and over 20x cost savings using Devin for a massive ETL migration involving millions of lines of code. The platform handles the full software lifecycle: plan from a spec, write code across many files, run tests in a sandboxed dev environment, debug failures, iterate until tests pass, and open PRs against your repo. Devin Review (free) is a standalone code-review agent. DeepWiki (free) is a codebase-exploration tool. Pro at $20/mo unlocks usage quota, integrations with Slack/GitHub/Linear/Jira. Teams at $80/mo includes unlimited team members and shared sessions. Enterprise contracts add SAML/OIDC SSO, dedicated infrastructure, and custom support. Devin has become the canonical example of "autonomous engineering agent" in 2026 conversations — even where buyers ultimately choose Cursor or Codex, Devin is the comparison benchmark.
AI Models
Key Features
- Autonomous full-task software engineering
- Cloud sandboxed dev environment per task
- Plans, writes code, runs tests, debugs, opens PRs
- Devin Review (free standalone code review agent)
- DeepWiki (free codebase exploration tool)
- Slack / GitHub / Linear / Jira integrations
- Unlimited concurrent sessions on Max+
- Verifiable diffs with full action logs
Integrations
Pricing
Devin Review + DeepWiki, limited Devin agent usage
Usage quota, integrations (Slack/GitHub/Linear), priority queue
Larger quota, unlimited concurrent sessions, advanced features
Unlimited team members, shared sessions, team collaboration
SAML/OIDC SSO, dedicated infrastructure, custom support, BAA
Pros & Cons
Pros
- Most autonomous coding agent shipped to date — handles full tasks end-to-end
- Documented massive efficiency gains on real migrations (Nubank 8-12x, 20x cost savings)
- Free Devin Review + DeepWiki gate-opens the platform for evaluation
Cons
- Best results require well-scoped tasks — vague prompts lead to off-track work
- Pricing scales fast for heavy use ($200/mo Max for power users)
Who should buy this
Devin
- Engineering team facing large-scale migration / refactor work (codebase modernization, framework upgrades)
- VP Eng wanting to scale capacity without proportional headcount growth
- Senior engineer offloading well-scoped tasks (test coverage, dependency upgrades, format consistency)
- Solo devs preferring augmented-IDE workflows (Cursor / Copilot fit better)
- Teams without clear task scoping (Devin needs well-defined work to thrive)
Solo dev: free (Review + DeepWiki) or $20/mo Pro. Power user: $200/mo Max. Team: $80/seat/mo. Enterprise: custom contracts (typically $50-300K+/yr).
Verified 2026-05-06
Capabilities at a glance
| Capability | Devin |
|---|---|
| Autonomous full-task software engineering | |
| Cloud sandboxed dev env per task | |
| Plans + codes + tests + debugs + PRs | |
| Devin Review (standalone code review) | |
| DeepWiki (codebase exploration) | |
| SAML/OIDC SSO + dedicated infrastructure | Enterprise |
| Public API |
Security & compliance
| Standard / control | Devin |
|---|---|
| SOC 2 | Type II |
| ISO 27001 | |
| GDPR | |
| SSO / SAML | |
| RBAC | |
| Audit logs | |
| Trains on customer data | No |
What users say
Devin
Nubank, Goldman Sachs, Anthropic, Y Combinator-backed startups