Tabby vs Bolt
Tabby and Bolt are both popular tools in the Code Generation space. Tabby uses a open-source model starting at Free, while Bolt is freemium from Free. Both offer a free tier to get started. Below we break down features, pricing, strengths, and weaknesses to help you decide which tool fits your workflow best.
Last updated: March 2026
Quick Verdict
Choose Tabby if you want self-hosted ai code completion assistant you can run on your own servers.. Tabby's biggest strengths include complete control over your code and data privacy and no subscription costs — fully open-source and free. Choose Bolt if you prefer build full-stack web apps from a single prompt.. Key advantages include incredibly fast for prototyping and mvps and no local setup required — everything runs in the browser. It's also rated higher (4.5 vs 4.2).
Self-hosted AI code completion assistant you can run on your own servers.
Build full-stack web apps from a single prompt.
| Tabby | Bolt | |
|---|---|---|
| Pricing | Free | Free |
| Free Tier | Yes | Yes |
| Pricing Model | Open-source | Freemium |
| Rating | ★ 4.2 | ★ 4.5 |
| Categories | Code Generation | Code Generation, No-Code / Low-Code AI |
| Key Features | 6 features | 6 features |
| Feature | Tabby | Bolt |
|---|---|---|
| Self-hosted deployment on your own infrastructure | ✓ | — |
| AI-powered code completion across multiple languages | ✓ | — |
| Support for open-source models like StarCoder and CodeLlama | ✓ | — |
| IDE integrations for VS Code, IntelliJ, and Vim | ✓ | — |
| No data sent to external servers — complete privacy control | ✓ | — |
| Web UI for configuration and monitoring | ✓ | — |
| Full-stack app generation from natural language prompts | — | ✓ |
| In-browser IDE with live preview | — | ✓ |
| One-click deployment to production | — | ✓ |
| Supports React, Next.js, and other modern frameworks | — | ✓ |
| Iterative editing through conversation | — | ✓ |
| Built on StackBlitz WebContainers technology | — | ✓ |
Tabby
Pros
- + Complete control over your code and data privacy
- + No subscription costs — fully open-source and free
- + Can run offline or on private networks
- + Customizable with different AI models and configurations
Cons
- − Requires technical setup and infrastructure to host
- − Code suggestions may be less accurate than commercial alternatives
- − Resource-intensive depending on model size and usage
Bolt
Pros
- + Incredibly fast for prototyping and MVPs
- + No local setup required — everything runs in the browser
- + Generous free tier for casual use
- + Excellent at generating modern full-stack web apps
Cons
- − Generated code may need refinement for production use
- − Limited to web applications and supported frameworks
- − Complex apps can hit token limits quickly
The Bottom Line
Choose Tabby if: you want self-hosted ai code completion assistant you can run on your own servers.. It's completely free to use. Keep in mind: requires technical setup and infrastructure to host.
Choose Bolt if: you prefer build full-stack web apps from a single prompt.. It's completely free to use. It holds a higher user rating (4.5 vs 4.2). Keep in mind: generated code may need refinement for production use.
Both tools compete in the Code Generation space. The right choice depends on your specific needs, team size, and budget.
