kitio.aiVisual Studio Code vs CARBON by testers.ai
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Visual Studio Code is completely free, while CARBON by testers.ai is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- AI agents that plan and code
- Model selection
- MCP support
- Extension marketplace
- Integrated terminal and debugger
- Web version
- 12 free testing commands
- Exploratory and risk-based testing
- Accessibility checks
- Evidence-backed findings
- MCP server
- Regression test building
| Feature | Visual Studio Code | CARBON by testers.ai |
|---|---|---|
| Best for | Free open-source editor with built-in AI agents for coding | Open-source AI test manager that runs inside your coding agent |
| Category | Coding | Coding |
| Pricing model | Free | Freemium |
| Starting price | Free | $49/mo |
| Free plan | Yes, fully free | Yes |
| Made by | Microsoft | testers.ai |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Visual Studio Code is completely free, while CARBON by testers.ai is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Core
Free
- MIT open source
- 12 testing commands
- Accessibility and exploration
Pro
$49/mo
- Deeper testing workflows
- Everything in Core
Team
$95/mo
- Per user
- Minimum 5 developers
- Email support
Enterprise
$195/mo
- Per user
- Minimum 5 developers
- Zoom support and customizations
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Visual Studio Code
- Free and open source
- Huge extension ecosystem
- Runs on all major desktop systems
- Heavier than lightweight editors
- AI features may need separate model access
- Extensions vary in quality
CARBON by testers.ai
- Core edition is free and MIT licensed
- Works inside agents you already use
- Broad framework and tracker support
- Needs a coding agent to run
- Team plans require at least 5 developers
- Requires Node.js 22+ for MCP setup
Which one should you choose?
Choose Visual Studio Code if you want:
- Free and open source
- Huge extension ecosystem
- Runs on all major desktop systems
Watch out: heavier than lightweight editors.
Choose CARBON by testers.ai if you want:
- Core edition is free and MIT licensed
- Works inside agents you already use
- Broad framework and tracker support
Watch out: needs a coding agent to run.
Visual Studio Code vs CARBON by testers.ai FAQ
What is the difference between Visual Studio Code and CARBON by testers.ai?
Visual Studio Code: Free open-source editor with built-in AI agents for coding. CARBON by testers.ai: Open-source AI test manager that runs inside your coding agent. Both are coding tools.
Is Visual Studio Code or CARBON by testers.ai cheaper?
Visual Studio Code is completely free, while CARBON by testers.ai is freemium.
Do Visual Studio Code and CARBON by testers.ai have free plans?
Visual Studio Code: Yes, fully free. CARBON by testers.ai: Yes.
Who makes Visual Studio Code?
Visual Studio Code is made by Microsoft, based in United States.
Who makes CARBON by testers.ai?
CARBON by testers.ai is made by testers.ai.
Which should I choose, Visual Studio Code or CARBON by testers.ai?
Choose Visual Studio Code if you value free and open source and huge extension ecosystem. Choose CARBON by testers.ai if you value core edition is free and mit licensed and works inside agents you already use.