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AgentApp builders

Bolt.new

Prompt, run, edit and deploy full-stack apps right in the browser.

Tier
Agents You delegate a goal.
Autonomy
L3 Agent — Sets the goal, approves checkpoints
Maker
StackBlitz
Origin
US
Slovenian
—
Open weights / source
No
Pricing
Free plan + paid tiers
Best for
Fast prototypes that run in the browser
Visit website ↗

+ Pros

  • Everything runs in the browser
  • Instant preview and deploy
  • Supports many frameworks

− Cons

  • Tokens run out on bigger projects
  • Less suited to production apps

Frequently asked questions

Is Bolt.new free?

Free plan + paid tiers.

Does Bolt.new support Slovenian?

Language is not central for this type of tool.

Who makes Bolt.new?

Bolt.new is made by StackBlitz (US).

What is Bolt.new best for?

Fast prototypes that run in the browser.

What are alternatives to Bolt.new?

Similar tools on the radar: Lovable, v0, Replit Agent.

Similar on the radar

Lovable

Lovable
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Stockholm-built agent that turns a description into a working full-stack app.

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v0

Vercel
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Generates and iterates on React / Next.js interfaces and apps from prompts.

L3App buildersUSVisit ↗