Overview
Browser-based AI agent that prompts, runs, edits, and deploys full-stack apps via WebContainers. In-browser Node.js + Claude/frontier models. React, Next.js, Astro, Vite, Expo (mobile), Supabase, Stripe. $20M+ ARR within months. bolt.diy is the official open-source fork.
What you get
Web-app scaffolding with sensible defaults for routing, data, and auth. Bolt.new also brings mobile-first app generation including iOS and Android targets. Tools in this category turn natural-language descriptions into working web (and sometimes mobile) apps with auth, data, and deployment wired up. Expect a chat-driven build experience, generated React/Tailwind UI, opinionated database choices, and one-click hosting. The good ones let you eject to code or attach a real backend when you outgrow the defaults.
Where it fits in your stack
They sit early in the funnel: prototyping ideas, validating with stakeholders, and shipping internal tools. Production traffic is increasingly viable, but the more your app diverges from the platform’s happy path, the more you’ll lean on its export or custom-code escape hatches.
Who it’s for
Bolt.new is aimed primarily at product teams and founders shipping without a full engineering org. When evaluating, check how readable the generated code is, how easy it is to bring in your own components, whether you can move data and auth to providers you already trust, and the path from prototype to production.
Pricing & licensing
Available as a free tier with paid plans for higher usage and team features. Pricing changes regularly, so check Bolt.new’s site for the current plans, free-tier limits, and any recent additions before you commit.