Unstoppable AI Site Builder

Spec sheet

What it does

The AI Site Builder creates and publishes custom websites from natural-language prompts, with conversational refinement and domain publishing.Read 15 Oct 2026 · support.unstoppabledomains.com

Free plan

YesRead 22 Sep 2026 · domains.unstoppable.ai

API

Unstoppable provides a REST API with OAuth 2.0 and API-key authentication for domain search, registration, DNS, marketplace, checkout and portfolio operations.Read 15 Oct 2026 · domains.unstoppable.ai

Support

The maker's support materials direct users to contact [email protected] for assistance.Read 11 Oct 2026 · support.unstoppabledomains.com

AI model choices

The model selector lists Opus 4.8, Sonnet 4.6 and DeepSeek V4 Pro, with costs varying by model and task.Read 15 Oct 2026 · support.unstoppabledomains.com

AI-generated pages

The builder can generate a complete branded landing page, including design and copy, from a plain-language description.Read 11 Oct 2026 · domains.unstoppable.ai

Bulk generation

Users can generate landing pages for their domain portfolio in bulk from a single prompt.Read 11 Oct 2026 · domains.unstoppable.ai

Bulk SEO content

A built-in tool generates multiple SEO-oriented articles in one operation.Read 15 Oct 2026 · support.unstoppabledomains.com

Code export

limitedRead 22 Sep 2026 · domains.unstoppable.ai

Company founded

LinkedIn states that Unstoppable was founded in 2018.Read 15 Oct 2026 · linkedin.com

Company headquarters and size

LinkedIn lists San Francisco, California headquarters and 51–200 employees.Read 15 Oct 2026 · linkedin.com

Company legal name

Crunchbase lists the legal entity as Unstoppable Domains Inc.Read 15 Oct 2026 · crunchbase.com

Custom domain

YesRead 22 Sep 2026 · domains.unstoppable.ai

Custom storefronts

It can generate seller storefronts that display live Unstoppable Domains listings.Read 15 Oct 2026 · domains.unstoppable.ai

Customization

Users can specify tone, colors, content, and audience with plain-language instructions.Read 11 Oct 2026 · domains.unstoppable.ai

Documentation depth

Public documentation includes a Redocly API portal, OpenAPI specifications and a GitHub documentation repository with linting instructions.Read 15 Oct 2026 · github.com

Domain requirement

A site can be published only to a domain in the user's Unstoppable Domains account, and domains using external nameservers cannot be published from the builder.Read 11 Oct 2026 · docs.unstoppabledomains.com

Ecommerce support

advancedRead 22 Sep 2026 · domains.unstoppable.ai

External nameserver limit

Domains using nameservers managed outside Unstoppable cannot be published through the builder until their nameservers point to Unstoppable.Read 15 Oct 2026 · docs.unstoppabledomains.com

Funding

Crunchbase lists Unstoppable Domains as a private Series A company with 29 investors.Read 15 Oct 2026 · crunchbase.com

Graphics and logos

The builder can generate logos and images for a site.Read 15 Oct 2026 · domains.unstoppable.ai

Hosting cost

Publishing costs 1 AI credit per domain and keeping a site hosted costs 1 credit per domain per month.Read 15 Oct 2026 · support.unstoppabledomains.com

Hosting included

YesRead 22 Sep 2026 · domains.unstoppable.ai

Images

Users can upload up to five images per message as site content or as visual references for the AI.Read 11 Oct 2026 · docs.unstoppabledomains.com

Landing pages

It creates domain sales landers with contact forms, SEO content and personalized pitches.Read 15 Oct 2026 · domains.unstoppable.ai

Licence

The hosted builder is proprietary; Unstoppable's terms grant limited personal use and reserve ownership of site software and content.Read 15 Oct 2026 · unstoppabledomains.com

Limit: app usability

Google Play reviewers report navigation-bar overlap after an update and say some app functions are limited to viewing.Read 15 Oct 2026 · play.google.com

Limit: policy and domain changes

Trustpilot complaints include abrupt policy or strategic changes, including concerns about Web3 domain support and refunds.Read 15 Oct 2026 · trustpilot.com

Limit: security concerns

A Google Play reviewer criticized seed-phrase and Google Drive backup handling, while the developer said Drive backup is optional and encrypted.Read 15 Oct 2026 · play.google.com

Limits

The builder guide lists a limit of 20 active projects and up to 100 domains per publish request.Read 11 Oct 2026 · docs.unstoppabledomains.com

Models

The builder guide lists Claude Haiku, Claude Sonnet, and Claude Opus as selectable models with different speed, quality, and credit costs.Read 11 Oct 2026 · docs.unstoppabledomains.com

Multi-domain publishing

A single operation can publish to up to 100 domains, processing five domains concurrently and refunding credits for failed domains.Read 15 Oct 2026 · docs.unstoppabledomains.com

Notable news

Unstoppable announced the Unstoppable.ai consumer AI product line on August 5, 2026, while keeping UnstoppableDomains.com for the registrar business.Read 15 Oct 2026 · app.unstoppable.ai

Page types

The builder supports seller storefronts, for-sale landers, personal blogs, digital resumes, art portfolios, and link-in-bio pages.Read 11 Oct 2026 · domains.unstoppable.ai

Pages and forms

Users can add pages and embed contact forms whose submissions appear in the Website Builder inbox.Read 15 Oct 2026 · support.unstoppabledomains.com

Praise: ease of use

Trustpilot reviewers repeatedly describe domain management and registration as easy, straightforward and convenient.Read 15 Oct 2026 · trustpilot.com

Praise: support

Positive Trustpilot reviews commonly praise responsive or helpful customer support.Read 15 Oct 2026 · trustpilot.com

Privacy and hosting

The maker's privacy policy says the site and marketplace offerings are hosted in the United States.Read 11 Oct 2026 · domains.unstoppable.ai

Project quota

The documented limit is 20 active Website Builder projects; users must archive projects to free capacity.Read 15 Oct 2026 · docs.unstoppabledomains.com

Prompt-to-site workflow

YesRead 22 Sep 2026 · domains.unstoppable.ai

Publishing automation

Publishing handles DNS configuration, SSL certificate generation and hosting setup automatically.Read 15 Oct 2026 · docs.unstoppabledomains.com

Publishing cost

Publishing or republishing costs 1 AI credit per domain, and hosting costs 1 AI credit per domain per month.Read 11 Oct 2026 · support.unstoppabledomains.com

Rating on Apple App Store

4.5 out of 5 from 185 ratings.Read 15 Oct 2026 · apps.apple.com

Rating on Chrome Web Store

3.9 out of 5 from 29 ratings.Read 15 Oct 2026 · chromewebstore.google.com

Rating on G2

5.0 out of 5 from 1 review.Read 15 Oct 2026 · g2.com

Rating on Google Play

3.8 out of 5 from 306 reviews.Read 15 Oct 2026 · play.google.com

Rating on Trustpilot

3.6 out of 5 from 215 reviews.Read 15 Oct 2026 · trustpilot.com

Rating on TrustRadius

No overall score; 0 reviews and ratings.Read 15 Oct 2026 · trustradius.com

SDKs and extensibility

The developer portal documents a Reseller API, User API and CLI, MCP Server and Site Builder integrations; no builder-specific SDK is listed.Read 15 Oct 2026 · docs.unstoppabledomains.com

Security and availability terms

Terms state that Unstoppable may experience interruptions and does not guarantee continuous availability or liability for downtime.Read 15 Oct 2026 · unstoppabledomains.com

Slow generation limit

Complex Opus requests can take up to about two minutes and may time out beyond that.Read 15 Oct 2026 · docs.unstoppabledomains.com

Templates

The documented templates include business page, personal portfolio, event page, social hub, domain lander, and custom.Read 11 Oct 2026 · docs.unstoppabledomains.com

Webhooks

The API offers webhook notifications for domain events, offers, sales and transaction completion.Read 15 Oct 2026 · domains.unstoppable.ai

What it builds

The AI Site Builder designs and publishes websites to domains you own.Read 11 Oct 2026 · domains.unstoppable.ai

Plans and prices

Every Unstoppable AI Site Builder plan and price →

Where Specifiction places it

• AI Website Builders#4 of 959.4