Bolt.new

Bolt.new is StackBlitz's AI-powered application builder and represents one of the most ambitious attempts at enabling non-technical users and rapid-prototyping developers to build complete web applications through natural language. Rather than generating UI components like v0 or writing code suggestions like Copilot, Bolt.new attempts to build entire working web applications from a description.

The workflow involves typing a description of the application you want to build, and Bolt.new generates the code, sets up the project structure, installs dependencies, and runs the application — all in the browser. For simple to moderate applications, the results are genuinely impressive. A functional to-do list application, a portfolio website, a simple CRUD application, or a landing page can often be produced in minutes from a natural language description.

The browser-based environment means no local setup is required, and the generated applications can be downloaded as a standard project or deployed directly from the interface. This makes it useful for non-technical founders who want to validate an idea quickly, developers who want to explore a technology or architecture without setup overhead, and rapid prototypers who need a working demo.

The token system limits the amount of AI generation per session and per month, which can be a frustration for complex projects that require many iterations. Heavy editing and regeneration cycles can exhaust the monthly token allowance quickly, particularly on the free plan.

Compared to Lovable, a direct competitor, Bolt.new is often preferred by developers who want more direct control over the generated code and project structure. Lovable is often preferred by non-technical users who want a more guided experience.