Capacity vs v0

Capacity

A reasonable on-ramp for non-coders who want a working app with accounts and payments rather than a static prototype, and the option to build from Claude or ChatGPT on a subscription you already pay for takes the sting out of credit-metered building. Code download now comes with the $25 plan. The built-in agent still burns a variable number of credits per message, so its real cost is hard to predict.

Pros

• +Generates deployed apps with auth, data and payments, not just mockups
• +Building through Claude or ChatGPT is unlimited on paid plans and uses no credits
• +Full codebase download and custom domains from the cheapest plan
• +Desktop app with a $249 lifetime licence and code pushed to your own GitHub

Cons

• −Built-in agent credits burn at a variable, opaque rate per message
• −No free web plan on the pricing page - only a demo and the one-project Desktop app
• −Name collides with an unrelated enterprise support-automation product also called Capacity

v0

The strongest choice when the target stack is Next.js on Vercel, since generation, preview and deployment live in one loop and the Platform API lets you embed the whole builder. Costs are credit-metered per token, so long agentic sessions eat the included allowance fast, and output is opinionated toward Vercel's stack.

Pros

• +Generates deployable full-stack code, not static mockups
• +Free tier plus daily login credits support light ongoing use
• +Documented Platform API and SDK for programmatic generation
• +Design Mode and screenshot-to-UI shortcuts help non-coders

Cons

• −Credit consumption is hard to predict on bigger builds
• −Training opt-out is default only on Business and Enterprise tiers
• −Output leans on Vercel deployment and ecosystem conventions

Is Capacity cheaper than v0?

On published entry prices, Capacity starts lower — $25/mo against $30/mo for v0. Entry price is the lowest paid plan as we last verified it; what each plan includes differs.

Does Capacity or v0 have a free tier?

Both: Capacity has a free tier, and v0 has a free tier.

Which has a public API, Capacity or v0?

v0 ships a public API, as of our last verification. A public API for Capacity is not confirmed by us — check its developer docs before you plan an integration.