Devin vs Greptile
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
AI tool · Paid
Cognition's autonomous software engineering agent that takes tasks from Slack or tickets and delivers pull requests.
AI tool · Paid
An AI code reviewer that indexes your whole codebase to review pull requests with full context.
The short answer
Choose Devin if you need…
- Delegating backlog tickets
- Teams experimenting with agent engineers
Choose Greptile if you need…
- Context-aware PR review
- Catching cross-file bugs
Side-by-side
| Devin | Greptile | |
|---|---|---|
| Type | Coding · Coding agents | Coding · Code review |
| Price | Paid | Paid |
| Platforms | Web | Web |
| Works with | Slack, GitHub, Jira | GitHub, GitLab, Slack |
| Hands-on tested by us | Not yet | Not yet |
| Last checked | 2026-10-29 | 2026-10-29 |
What each one is
Devin
Cognition's autonomous software engineering agent that takes tasks from Slack or tickets and delivers pull requests. Handles routine tickets well. Unclear tasks lead to wasted runs, so scope work tightly.
Greptile
An AI code reviewer that indexes your whole codebase to review pull requests with full context. Good at whole-repo context. Like all AI reviewers, it supplements rather than replaces human review.
Best for
Devin
- Delegating backlog tickets
- Teams experimenting with agent engineers
Greptile
- Context-aware PR review
- Catching cross-file bugs
Strengths
Devin
- Cloud workspace with browser and shell
- Slack and Jira task intake
- Pull requests
- Devin Desktop editor (formerly Windsurf)
Greptile
- Full-codebase indexing
- PR review comments
- Custom rules
- Learns from feedback
Frequently asked questions
What is the difference between Devin and Greptile?
Devin: Cognition's autonomous software engineering agent that takes tasks from Slack or tickets and delivers pull requests. Greptile: An AI code reviewer that indexes your whole codebase to review pull requests with full context. Devin suits delegating backlog tickets, while Greptile suits context-aware pr review.
Are Devin and Greptile free?
Devin: Paid. Greptile: Paid.
What are other alternatives to Devin and Greptile?
Other options people compare them with include Claude Code, Aider, Gemini CLI, OpenAI Codex, Amp.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.