Mastra Code vs Devin: Which is Better in 2026?
Choosing between Mastra Code and Devin 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: Devin is our overall pick for AI coding workflows. Pick Mastra Code 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:
Mastra Code
A terminal-based AI coding agent for streamlined development workflows.
Best for you if:
- • You want to try before committing
- • Terminal-based AI coding agent for development workflows.
- • Integrates with 70+ AI models for code reading, editing, and execution.
Devin
AI software engineer by Cognition Labs
Best for you if:
- • Devin is an AI software engineer that can autonomously write, test, and deploy code
- • It handles complex engineering tasks from planning to implementation in a sandboxed environment
| At a Glance |  Mastra Code |  Devin |
|---|---|---|
Starts at | Free tier + paid plansFree tier available | $20/monthCore |
Best For | AI Coding | AI Coding |
Rating | - | - |
Choose Mastra Code or Devin?
Choose Mastra Code if
A terminal-based AI coding agent for streamlined development workflows.
- Streamlines coding tasks directly within the terminal
- Offers flexibility with multiple AI models and operational modes
- Highly customizable and extensible for specific developer needs
- You want a free tier before you commit
Choose Devin if
AI software engineer by Cognition Labs
- AI software engineer
- End-to-end tasks
- Good for automation
| Feature | Mastra Code | Devin |
|---|---|---|
| Pricing Model | Freemium | Paid |
| User Rating | No ratings yet | No ratings yet |
| Categories | AI CodingTerminal Tools | AI CodingAI Agents |
In-Depth Analysis
Mastra Code
A terminal-based AI coding agent for streamlined development workflows.
Strengths
- +Streamlines coding tasks directly within the terminal
- +Offers flexibility with multiple AI models and operational modes
- +Highly customizable and extensible for specific developer needs
- +Facilitates code exploration and architectural planning
- +Provides detailed token usage tracking
Weaknesses
- -Requires Node.js 22.13.0 or later
- -Initial setup involves API key configuration for AI providers
- -Learning curve for mastering various modes and commands
Key features
Devin
AI software engineer by Cognition Labs
Strengths
- +AI software engineer
- +End-to-end tasks
- +Good for automation
- +Innovative approach
- +Active development
Weaknesses
- -Waitlist/limited access
- -Expensive
- -Accuracy varies
- -Not replacement for devs
- -Early stage
Key features
Pricing: Mastra Code vs Devin
| Plan | Mastra Code | Devin |
|---|---|---|
| Tier 1 | N/A | $20 month Core |
| Tier 2 | N/A | $500 month Team |
| Tier 3 | N/A | custom Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on Mastra Code pricing and Devin pricing.
Who Should Use What?
On a budget?
Mastra Code has a free tier. Devin is paid only.
Go with: Mastra Code
Want the highest-rated option?
Neither has user reviews yet.
Go with: Mastra Code
Value user reviews?
Neither has user reviews yet.
Go with: Devin
3 Questions to Help You Decide
What's your budget?
Mastra Code is freemium. Devin is paid. Mastra Code lets you start free.
What's your use case?
Both are ai coding tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Devin
- Our pick for this comparison
Mastra Code
- Has a free tier
The Bottom Line
Devin is our pick. Mastra Code has a free tier if you want to test without paying.
Frequently Asked Questions
Is Mastra Code or Devin better?
Devin is rated in our evaluation. Mastra Code is freemium and Devin is paid.
What are Mastra Code and Devin used for?
Mastra Code: A terminal-based AI coding agent for streamlined development workflows.. Devin: AI software engineer by Cognition Labs.
What does Mastra Code cost vs Devin?
Mastra Code is freemium (free tier + paid plans). Devin is a paid tool. Visit their websites for detailed pricing.