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Puter AI Builder

builder.puter.com

From $10/mo Free plan Open source WebWindowsmacOSLinuxiOSAndroid
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Spec score 9.0 #3 of 32 in Nonprofit Website Builders

What it is

Puter AI Builder turns a plain-English description into a working app or website. It provides a live preview, can repair runtime errors, and publishes projects to a public puter.site address. To revise a result, describe the change or select an element in the preview and explain the edit. Each turn is saved as a snapshot that can be restored. Projects can use Puter.js for key-value and file storage, account sign-in, AI models, and serverless workers. You can attach images, logos, PDFs, CSVs, and text files for the builder to read. Exports are standard HTML, CSS, and JavaScript in a zip, with no build step, for hosting on a static host. The open-source builder is licensed under Apache 2.0 and can run locally or on your server, though its default AI and cloud services require internet access and a Puter account. The Free plan is free, with no card required. Heavy use can reach account free-tier limits, and users of published apps need their own Puter accounts.

Spec sheet

What it does
Puter AI Builder converts plain-English descriptions into working web apps or websites, previews them live, repairs runtime errors, and publishes them to a URL.Read 20 Oct 2026 · builder.puter.com
Platforms
The browser-based builder runs on macOS, Windows, Linux, ChromeOS, and phones, and is installable as a progressive web app.Read 8 Oct 2026 · builder.puter.com
Integrations
The builder supports remote MCP servers using Streamable HTTP, including public servers or servers with a bearer token; OAuth sign-in and local servers are not supported yet.Read 8 Oct 2026 · builder.puter.com
Founded
LinkedIn lists Puter as founded in 2022.Read 20 Oct 2026 · linkedin.com
AI access
Apps can call chat, vision, and image-generation models through Puter without developers managing API keys.Read 20 Oct 2026 · builder.puter.com
App-store limitation
Projects are web apps rather than native iOS or Android binaries and are shared by link instead of through app stores.Read 20 Oct 2026 · builder.puter.com
Attachments
Users can add images, logos, PDFs, CSVs, and text files to a project for the builder to read as needed.Read 8 Oct 2026 · builder.puter.com
Automatic repair
After changes, the builder runs the preview, detects runtime errors, sends failures back to the model, and verifies fixes.Read 20 Oct 2026 · builder.puter.com
Backend
Built apps can use Puter.js for key-value storage, file storage, Puter account sign-in, AI models, and serverless workers.Read 8 Oct 2026 · builder.puter.com
Backend services
Generated apps can use Puter accounts, a database, file storage, and AI models without separate setup.Read 20 Oct 2026 · builder.puter.com
Collaboration limitation
Each project belongs to one Puter account, so only one account builds it at a time even though the resulting app can be multi-user.Read 20 Oct 2026 · builder.puter.com
Company headquarters
LinkedIn lists Puter's headquarters in Vancouver, British Columbia, Canada.Read 20 Oct 2026 · linkedin.com
Company legal name
Crunchbase lists the legal name as Puter Technologies Inc. and operating status as active.Read 20 Oct 2026 · crunchbase.com
Company size
LinkedIn lists Puter in the 2–10 employee range.Read 20 Oct 2026 · linkedin.com
Core project licence
The main Puter repository is licensed AGPL-3.0 unless a component specifies another licence.Read 20 Oct 2026 · github.com
Cost model
People using a published app cover their own storage and AI usage through their Puter accounts, so those costs do not scale with the app creator's user count.Read 8 Oct 2026 · builder.puter.com
Developer SDK
Puter.js is available through a script tag or the @heyputer/puter.js npm module and exposes authentication, storage, databases, AI, hosting, networking, and workers.Read 20 Oct 2026 · docs.puter.com
Documentation depth
The Puter.js reference documents numerous callable APIs for AI, files, key-value storage, networking, peer connections, UI, permissions, teams, and hosting.Read 20 Oct 2026 · docs.puter.com
Editing
Users can request changes in plain language or select an element in the preview and describe an edit.Read 8 Oct 2026 · builder.puter.com
Export format
Projects export as ordinary HTML, CSS, and JavaScript files without a build step.Read 20 Oct 2026 · builder.puter.com
External repository evidence
GitHub showed about 43.8 thousand stars, 4.1 thousand forks, and 7,093 commits for the Puter repository when opened.Read 20 Oct 2026 · github.com
Forms
AI-generated forms can save submissions, provide a private response view, support search and filtering, and export CSV.Read 20 Oct 2026 · builder.puter.com
Founder and funding
Crunchbase identifies Nariman Jelveh as CEO and founder and lists one pre-seed funding round with eight investors, including Accel Starters, while withholding the amount.Read 20 Oct 2026 · crunchbase.com
Independent community complaint
Reddit commenters questioned whether the project was current after seeing a claimed last release date of February 2025.Read 20 Oct 2026 · reddit.com
Independent community praise
A Reddit post describes Puter as a privacy-first, self-hostable personal cloud that also supports running apps and building web apps.Read 20 Oct 2026 · reddit.com
Independent overview
Gappsy describes Puter as a browser-based open-source operating system with cloud storage, built-in apps, an app store, and developer APIs.Read 20 Oct 2026 · gappsy.com
Launch news
Puter announced AI Builder on August 4, 2026 as a plain-language app-generation tool powered by Puter.js.Read 20 Oct 2026 · developer.puter.com
Limit: enterprise information
Gappsy reports that detailed storage limits and enterprise terms are not extensively published.Read 20 Oct 2026 · gappsy.com
Limit: maturity and coverage
Gappsy says Puter is newer and less independently reviewed than established cloud-storage and productivity products.Read 20 Oct 2026 · gappsy.com
Limit: self-hosting effort
Gappsy notes that self-hosting requires technical setup and ongoing server-maintenance knowledge.Read 20 Oct 2026 · gappsy.com
Limits
The maker says the builder is not suited to strict compliance needs, unusual integrations, or heavy custom infrastructure without developer involvement.Read 8 Oct 2026 · builder.puter.com
Mobile use
The builder runs in modern browsers on phones and published projects can be added to a phone home screen.Read 20 Oct 2026 · builder.puter.com
No-code workflow
The builder is designed for people to create and refine apps without writing code, using conversational instructions.Read 20 Oct 2026 · builder.puter.com
Open-source builder
Puter states that AI Builder is open source, forkable, self-hostable, and released under Apache 2.0.Read 20 Oct 2026 · builder.puter.com
Output and export
Projects export as standard HTML, CSS, and JavaScript in a zip, with no build step, and can be hosted on a static host.Read 8 Oct 2026 · builder.puter.com
Payments limitation
The builder does not provide native payment processing or subscription management; creators must connect an external payment provider.Read 20 Oct 2026 · builder.puter.com
Point-and-edit
Users can select an element in the live preview and describe the exact change to make.Read 20 Oct 2026 · builder.puter.com
Praise: self-hosting
Gappsy highlights free self-hosting and browser access as advantages for privacy-focused and homelab users.Read 20 Oct 2026 · gappsy.com
Praise: user-pays model
Gappsy praises the user-pays AI model because app developers do not need to fund end-user AI API usage.Read 20 Oct 2026 · gappsy.com
Publishing
A project can be published with one click to its own address, with hosting included.Read 20 Oct 2026 · builder.puter.com
Real-time features
Video chat, screen sharing, and multiplayer are supported through Puter's peer-to-peer API.Read 20 Oct 2026 · builder.puter.com
Security guidance
Official builder guidance says generated code should be reviewed before use with money, health information, or other personal data because AI checking is not a security review.Read 20 Oct 2026 · builder.puter.com
Self-hosting
The public repository documents local npm startup, Docker support, and shell or PowerShell self-host installation.Read 20 Oct 2026 · github.com
Serverless workers
The builder can deploy a serverless worker for shared state, webhooks, scheduled work, or a public API.Read 20 Oct 2026 · builder.puter.com
Status
The status page reported all services online on October 19, 2026, with Puter.com and Puter Sites at 100% uptime and the Network API at 99.9890%.Read 20 Oct 2026 · status.puter.com
UI generation
It generates responsive layouts, navigation, forms, and empty states from a description.Read 20 Oct 2026 · builder.puter.com
Version history
Each change is saved as a version that can be restored when an edit makes the project worse.Read 20 Oct 2026 · builder.puter.com
Who it is for
The maker describes it as useful for founders, developers seeking an editable starting point, and teams adapting the builder, as well as professionals building tools for their work.Read 8 Oct 2026 · builder.puter.com

Plans and prices

Free Free Free with a Puter account; no card required Very heavy use can reach Puter account free-tier limits · users of published apps need their own Puter accounts Read 8 Oct 2026 · builder.puter.com
Free Free monthly 25 MB storage · Limited AI & Cloud · 100s of apps & games · Community support Read 20 Oct 2026 · puter.com
Basic $10 a month monthly 100 GB storage · Expanded AI & Cloud · 100s of apps & games · Community support Read 20 Oct 2026 · puter.com
Plus $25 a month monthly 500 GB storage · Advanced AI & Cloud · 100s of apps & games · Expanded support Read 20 Oct 2026 · puter.com
Pro $100 a month monthly 2 TB storage · Maximum AI & Cloud · 100s of apps & games · Expanded support Read 20 Oct 2026 · puter.com

Every Puter AI Builder plan and price →

Strong points and limits

Strong points

  • Plain-language app creation with live preview
  • Restorable snapshots for each turn
  • Exports standard HTML, CSS, and JavaScript
  • Published apps use users’ own Puter accounts
  • Open source under Apache 2.0

Limits

  • Default AI and cloud services need internet
  • Users of published apps need Puter accounts
  • Generated code needs review before sensitive use
  • Not suited to strict compliance needs

Who it suits

It suits founders, professionals building work tools, and developers who want an editable starting point. Teams adapting the builder can self-host it, with developer involvement for strict compliance, unusual integrations, or heavy custom infrastructure.

Puter AI Builder in depth

Read the full write-up

Overview

Puter AI Builder turns a written brief into an editable app or website, with a live preview and a path to public hosting. It is best for founders, working professionals, and developers who want a fast, modifiable starting point. It is less suited to projects that demand strict compliance or substantial custom infrastructure without developer involvement.

Key features

Creation and revision use plain language: describe what you want, then request changes or select an element in the preview and explain the edit. Each turn is saved as a snapshot, and earlier versions can be restored with a click. This makes it practical to explore alternatives without giving up a recovery path when an edit goes wrong.

Users can attach images, logos, PDFs, CSVs, and text files for the builder to read as needed. It can repair runtime errors, which helps keep a generated project moving, but runtime checks catch crashes rather than vulnerabilities. Puter advises reviewing generated code before using it with money or personal data; a working preview should not be mistaken for a security review.

Built projects can use Puter.js for key-value and file storage, Puter account sign-in, AI models, and serverless workers. Remote MCP servers are supported over Streamable HTTP, including public servers and those using bearer tokens. OAuth sign-in and local servers are not supported yet, a meaningful constraint for teams whose integrations depend on either. The maker also cautions against strict-compliance use, unusual integrations, and heavy custom infrastructure without developer involvement.

Export produces a zip of standard HTML, CSS, and JavaScript with no build step, suitable for a static host. Alternatively, one-click publishing gives the project its own public puter.site address, and it can be unpublished immediately. People using a published app cover their own storage and AI usage through their Puter accounts, so the creator's costs do not rise with the app's user count. That model avoids a user-count-based bill for the creator, but users need Puter accounts and must cover their own usage.

Pricing

The Free plan costs nothing, requires a Puter account, and needs no card. Very heavy use can reach Puter account free-tier limits, and people using published apps need their own Puter accounts. This is a straightforward way to try the builder and publish projects without a subscription, but it is not a promise of unlimited use.

Platforms

Puter AI Builder is available on web, Android, iOS, Linux, macOS, and Windows, and can be self-hosted. The open-source builder is licensed under Apache 2.0 and can run locally or on a user's server. Its default AI and cloud services still require internet access and a Puter account, so self-hosting does not by itself remove those dependencies.

Who it's for

This is a sensible choice for founders shaping an idea into a working project, professionals building tools for their own work, and developers who want editable generated output rather than a sealed result. Teams adapting an open-source builder may also value the option to run it on their own server. Choose a different route if your project needs strict compliance, unusual integrations, or substantial custom infrastructure without developer support.

Pros and cons

Pros: Plain-language edits, element-level changes, and one-click version restoration support iterative work without making each revision irreversible.

Pros: Standard HTML, CSS, and JavaScript export requires no build step, giving developers a portable project they can host on a static host.

Pros: Published-app users cover their own storage and AI usage through Puter accounts, so those costs do not scale with the creator's user count.

Cons: Generated code needs review before handling money or personal data; runtime checks do not find vulnerabilities.

Cons: Published-app users need Puter accounts, and very heavy use can hit Puter account free-tier limits.

Cons: OAuth sign-in and local MCP servers are unsupported, narrowing the fit for some integrations.

Alternatives

Choose GoDaddy Websites + Marketing if you want a website builder with email marketing plans that specify 100 sends monthly on Basic or 100,000 on Commerce. For an open-source, self-hosted CMS with no licensing fees, consider Drupal; its technical setup is a trade-off for that control.

WordPress.com is another option, with a free plan that includes 1 GB storage, unlimited pages and posts, and basic stats for 7 days. If you want an AI website builder with a stated free allowance, Zarla offers 75 AI credits, 10 pages per site, preview-only output, and unlimited lead-capture forms on Free.

Wix Logo Maker is the alternative for logo creation, with 120 AI credits per month on Free, capped at 30 per day. For a paid builder with an included published project and monthly AI credits, Duda starts with Basic at $19 a month billed annually.

SITE123 offers a free site with 250 MB storage, 250 MB bandwidth, and a subdomain. Webflow AI may suit readers who want a free starter plan with a Webflow.io domain, limited CMS, two static pages, 1 GB bandwidth, 50 form submissions, Webflow AI, and an MCP server.

For narrower website categories, browse Nonprofit Website Builders or Music Website Builders.

Verdict

Choose Puter AI Builder if you want to turn a written idea into editable, portable code and a public project without a paid plan, and you are prepared to review the output. Its strongest reason to choose it is the combination of prompt-led iteration, version restoration, and no-build-step export. Look elsewhere when security, compliance, specialized integrations, or infrastructure requirements leave little room for developer review.

Verdict

Puter AI Builder combines prompt-based creation with editable output, version restoration, and public publishing. Its free plan is free, but users should account for Puter account requirements and review generated code before using it with money or personal data.

Where Specifiction places it

Alternatives to Puter AI BuilderAll alternatives →