Bolt.new vs GPT Engineer
Two of the most-asked-about agents in the coding space. Here's how they actually stack up.
Bolt.new
Browser-based AI app builder powered by StackBlitz WebContainers
Free + $25/mo
Read full review →GPT Engineer
The original prompt-to-codebase open-source project that started the wave
Free
Read full review →Side-by-side comparison
| Bolt.new | GPT Engineer | |
|---|---|---|
| Tagline | Browser-based AI app builder powered by StackBlitz WebContainers | The original prompt-to-codebase open-source project that started the wave |
| Pricing | Free + $25/mo | Free |
| Categories | coding, autonomous, web-app-builder | coding, autonomous, cli, open-source |
| Made by | StackBlitz | gpt-engineer-org |
| Launched | 2024-10 | 2023-06 |
| Platforms | Web | macOS, Linux, Windows |
| Status | active | active |
Bolt.new highlights
- + Prompt-to-app: generate full-stack apps from natural language
- + WebContainers run Node.js entirely inside the browser with no server required
- + In-browser terminal, file editor, and live preview in a single tab
- + One-click deployment to Netlify or Cloudflare Pages
- + Export full project source code at any time
GPT Engineer highlights
- + Generates a full project scaffold from a single natural language spec file
- + Iterative clarification loop asks follow-up questions before writing any code
- + Bring your own API key for OpenAI, Anthropic, Azure OpenAI, or open-source models via OpenRouter
- + Vision support lets you attach screenshots or mockups as part of the spec
- + Custom preprompts let you redefine the agent's identity and coding style
Frequently Asked Questions
Which is better, Bolt.new or GPT Engineer?
Neither is universally better. Bolt.new (Free + $25/mo) leans into coding, while GPT Engineer (Free) is closer to coding. Pick based on which workflow you actually do every day.
What is the price difference between Bolt.new and GPT Engineer?
Bolt.new is free + $25/mo. GPT Engineer is free. See the pricing row in the comparison table.
Can I use Bolt.new and GPT Engineer together?
In most cases, yes. They serve overlapping but distinct needs, so running them side by side is common until you decide which fits your workflow.