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v0

closed / Overall score: 3.3

Generative UI and full-stack development agent from Vercel that builds web applications from natural-language prompts. It generates React and Next.js components, assembles pages, manages state, connects to databases and iterates on visual feedback, planning and creating its own tasks as it builds. It ships on the web and iOS with one-click deployment to Vercel.

Vercel names no model behind the product.

Openness

1 high confidence

1.0

source: closed
license: proprietary(Vercel SaaS)
self-host: no

Proprietary Vercel product; closed source, subscription SaaS tied to Vercel deploy infra.

https://v0.app/pricing recorded 2026-09-29
The pricing page offers only hosted subscription tiers with "Deploy apps to Vercel" and "Your data is never used for training"; searched for self-host and on-prem: none.
https://vercel.com/legal/terms recorded 2026-09-29
Vercel Terms of Service for its hosted Services grant only a limited use right and bar source access: "non-transferable, limited license, to use the Services" and "reverse engineer, decompile, disassemble or otherwise attempt to discover the source code".

Adoption

4 medium confidence

4.0

Vercel reports a cumulative user total for v0 since general availability, a "have used it" figure rather than an active count. Because that total counts everyone who has ever tried the product, the true active figure is lower, not higher, so adoption here is read from reported traction rather than a counted active-user metric.

https://vercel.com/blog/introducing-the-new-v0 recorded 2026-09-29
Vercel states "more than 4 million people have used it to turn their ideas into apps in minutes" since general availability of v0.

Capability

3 low confidence

3.0

Strong autonomy for UI and full-stack generation, but scoped to web-app building: autonomous planning, coding and database management, natural-language-to-app generation, a visual design mode, GitHub integration and one-click Vercel deploy. No benchmark is published and the backbone model is not publicly named, so this is a judgment on features rather than a measurement.

https://v0.app/ recorded 2026-09-29
The home page lists "Agentic by default", "Edit with design mode" and "Connect to GitHub and push code directly to your repository."

Verified 2026-09-29