Devv vs Mentat: Which is Better in 2026?
Choosing between Devv and Mentat comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Mentat wins this matchup. GitLab is our overall AI Coding pick. GitLab is our free AI Coding pick. Pick Devv if you need a free tier to start with.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Devv
The first AI coding agent designed to build full-stack AI products autonomously.
Best for you if:
- • You want automates the entire full-stack AI product development lifecycle
- • You want significantly reduces development time and costs
Mentat
AI coding assistant for terminal
Best for you if:
- • You want a fully free tool (Devv requires payment)
- • You want aI coding assistant in terminal
- • You want code understanding and generation
| At a Glance | Devv | Mentat |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | AI Coding | AI Coding |
Rating | - | - |
Free plan | Yes | Yes |
Choose Devv or Mentat?
Choose Devv if
The first AI coding agent designed to build full-stack AI products autonomously.
- You want automates the entire full-stack AI product development lifecycle
- You want significantly reduces development time and costs
Choose Mentat if
AI coding assistant for terminal
- You want a fully free tool (Devv requires payment)
- You want aI coding assistant in terminal
- You want code understanding and generation
| Feature | Devv | Mentat |
|---|---|---|
| Pricing Model | Freemium | Free |
| User Rating | No ratings yet | No ratings yet |
| Categories | AI CodingAI Agents | AI CodingTerminal Tools |
In-Depth Analysis
Devv
The first AI coding agent designed to build full-stack AI products autonomously.
Devv's pricing is quite generous, especially with a robust Free tier and a very affordable Basic tier at $10/month.
Strengths
- +Automates the entire full-stack AI product development lifecycle.
- +Significantly reduces development time and costs.
- +Handles complex coding, debugging, and deployment tasks autonomously.
Weaknesses
- -No specific features or pricing details are available on the provided page.
Key features
Mentat
AI coding assistant for terminal
Mentat's pricing is quite generous with a robust free tier for self-hosters.
Watch out
Potential overage fees for Pro limits
Strengths
- +AI coding assistant in terminal
- +Code understanding and generation
- +Open-source project
- +Command-line interface for developers
- +Context-aware code suggestions
Weaknesses
- -Terminal-based (no GUI)
- -Setup and configuration needed
- -May not match commercial alternatives
- -Requires technical proficiency
- -Community-driven development
Key features
Pricing: Devv vs Mentat
| Plan | Devv | Mentat |
|---|---|---|
| Tier 1 | Free Free | Free Open Source |
| Tier 2 | $10/mo Basic | $35 Pro |
| Tier 3 | $25/mo Pro | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Devv pricing and Mentat pricing.
Who Should Use What?
On a budget?
Mentat is free. Devv is freemium.
Go with: Mentat
Want the highest-rated option?
Neither has ratings yet.
Too early to call on ratings — compare on features and pricing.
Value user reviews?
Neither has ratings yet.
Too early to call — neither has ratings yet.
3 Questions to Help You Decide
What's your budget?
Devv is freemium. Mentat is free. Go with Mentat if free matters most.
What's your use case?
Both are ai coding tools. Compare their specific features to decide.
How important are ratings?
Neither has ratings yet.
Key Takeaways
Mentat
- Completely free
- Our pick for this comparison
Devv
- Choose if you want the first AI coding agent designed to build full-stack AI products autonomously
The Bottom Line
Mentat wins this matchup. GitLab is our overall AI Coding pick. GitLab is our free AI Coding pick.
Frequently Asked Questions
Is Devv or Mentat better?
Mentat is rated in our evaluation. Devv is freemium and Mentat is free.
What are Devv and Mentat used for?
Devv: The first AI coding agent designed to build full-stack AI products autonomously.. Mentat: AI coding assistant for terminal.
What does Devv cost vs Mentat?
Devv is freemium (free tier + paid plans). Mentat is completely free. Visit their websites for detailed pricing.