Bolt

Bolt is an AI builder for websites, apps, and prototypes that works through chat. You describe what you want to build, and Bolt creates the product for you, with the homepage headline asking what you will build today and promising stunning apps and websites created by chatting with AI. The platform is positioned for product builders who want the heavy lifting handled for them, so they can focus on their vision instead of fighting errors. Bolt says it empowers builders with powerful coding agents inside one familiar interface, with no extra accounts and no steep learning curve to get started. Model choice is handled automatically: Bolt routes each task to the right model, balancing quality and cost, so users do not need to juggle platforms or guess which agent to use. Reliability is a central claim. Bolt says it automatically tests, refactors, and iterates to reduce errors, and reports 98 percent fewer errors as a result of that process. Scale is the other central claim. Bolt says it can handle projects 1,000 times larger than before, supported by improved built in context management that is meant to handle complexity and keep projects running smoothly. Going live does not require stitching together separate platforms. Bolt Cloud provides enterprise grade backend infrastructure inside Bolt itself, including hosting, databases, and integrations, covering the pieces a product needs to scale after the first version is built. The overall workflow runs from idea to live product, adapting to the way the builder already works and turning a vision into something real and fast. Bolt invites new users to try it out and start building for free, and its own summary describes millions of builders using it to build and scale high performing websites and apps using their words. For anyone comparing AI app builders, Bolt stands out for combining chat based creation, automatic model routing, built in testing and iteration, and cloud hosting and data infrastructure in a single product rather than a set of separate tools.