Bolt.new vs Vercel AI SDK
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose Bolt.new if you want prompt, edit, and deploy full-stack web apps in the browser (Supervised agent, freemium); choose Vercel AI SDK if you want open-source typescript toolkit for building ai apps and agents (Supervised agent, free).
| Bolt.new | Vercel AI SDK | |
|---|---|---|
| What it is | Prompt, edit, and deploy full-stack web apps in the browser | Open-source TypeScript toolkit for building AI apps and agents |
| Type | agent | framework |
| Autonomy | Supervised agent | Supervised agent |
| Pricing | freemium · Free (1M tokens/mo); Pro from $25/mo | free |
| Best for | consumers, developers, smb | developers, smb, enterprise |
| Deployment | saas | self-hosted, api |
| Modalities | text, code | text, code, api, image |
| Models | claude, model-agnostic | model-agnostic |
| Protocols | rest-api | function-calling, mcp, rest-api |
| Integrations | Netlify, Supabase, GitHub, Expo | OpenAI, Anthropic, Google, Next.js, React, Svelte |
| Capabilities | 3 documented | 4 documented |
Bolt.new
- +Full dev environment runs in the browser via WebContainers, with the AI controlling filesystem, terminal, and server
- +Generates true full-stack apps (not just UI) and can deploy via Bolt Cloud
- +No local setup; fast for prototyping and iterating by chatting
- -Token-based usage cost can rise quickly on complex or long-running builds
- -Output needs human review and iteration; it is not a hands-off autonomous engineer
Vercel AI SDK
- +De facto standard for building AI features in TypeScript, with a large ecosystem and strong docs
- +Genuinely provider-agnostic: swap models behind one clean API
- +Excellent streaming and generative-UI integration, especially with Next.js
- -TypeScript/JavaScript only; no Python support
- -Agent orchestration is lighter than dedicated multi-agent frameworks
Which should you choose?
Bolt.new is prompt, edit, and deploy full-stack web apps in the browser, best for consumers, developers, smb. Vercel AI SDK is open-source typescript toolkit for building ai apps and agents, best for developers, smb, enterprise. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.