Frequently asked questions.

AI basics

What is an AI website builder, exactly?

An AI website builder writes HTML, CSS, and content for you based on text prompts instead of requiring you to drag widgets or write code. Yo…

Billing

What happens to my project if I stop paying?

Your project stays live and publicly accessible for 30 days on a paused tier. During that month, visitors can still view it and search engin…

Cancellation

Can I cancel a Marcus subscription anytime?

Yes. You can cancel from your account dashboard whenever you want. The subscription stays active until the end of your current billing perio…

Cost comparison

Is an AI builder cheaper than hiring a developer?

For most web projects under 50 pages, yes—Marcus costs €348 to €3,480 per year versus €36,000 to €84,000 for a junior to mid-level EU develo…

Custom domains

Can I use my own domain with Marcus?

Yes, if you're on the Builder tier (€29/project/month) or Studio plan (€290/month for up to 25 projects). You point an A record at Marcus's …

Editing

What happens if Marcus generates something I don't like?

You tell Marcus what to change in plain English, and it revises in seconds. Every change is saved in your project history, so you can roll b…

Export

Can I export the code Marcus generates?

Yes. You can download your project as a ZIP file at any time, or push it to a private Git repository. The exported code is plain HTML, CSS, …

Export formats

What platforms and frameworks does Marcus output?

Marcus outputs vanilla HTML, CSS, and JavaScript by default — no framework dependencies, runs anywhere. For projects needing backend feature…

Free tier

Is there a free tier for trying Marcus?

Yes. Marcus offers a free tier that covers one project, hosted on a Marcus subdomain, with up to 5 pages and 20 revisions per month. No cred…

Hosting

Does Marcus host the sites it builds?

Yes. Every site Marcus builds is hosted automatically in the EU with free SSL and daily backups. You get a live URL immediately, can connect…

Migration

Can Marcus edit an existing site I built elsewhere?

Marcus can ingest pasted HTML as a starting point, but it works best on sites it generated from scratch. If you're migrating from Webflow, W…

Multilingual

Can Marcus build multilingual sites?

Yes. Marcus can generate content in multiple languages and set up proper URL structures with subpaths like /de/ or /fr/. It creates hreflang…

Multilingual

What languages can Marcus write content in?

Marcus writes in 40+ languages including major Latin-script, Cyrillic, Chinese, Japanese, Korean, and Arabic. Just specify the language in y…

Pricing

What is the Marcus pricing model?

Marcus charges per project, not per user. You get 1 free project with up to 5 pages. The Builder plan is €29 per project per month. Studio s…

Privacy

Does Marcus train AI models on my data?

No. Your prompts, generated code, and end-user inputs never enter a training set. This commitment is in your service contract, and Anthropic…

Revisions

How many revisions can I make to a Marcus project?

Unlimited edits on Builder (€29/project/month) and Studio (€290/month for up to 25 projects). The free tier allows 20 revisions per project.…

SEO

How does Marcus handle SEO?

Marcus generates every page with semantic HTML, meta tags, Open Graph cards, schema.org JSON-LD, sitemap.xml, and robots.txt out of the box.…

Security

Is Marcus output secure by default?

Yes. Every site Marcus builds runs on HTTPS, uses parameterised database queries, enforces Content Security Policy headers, and keeps all da…

Stripe

Can Marcus build a SaaS with Stripe billing?

Yes. Marcus can scaffold user authentication, multi-tenant data separation, Stripe Checkout flows, webhook handling for subscription events,…

Team features

Can I collaborate with my team on a Marcus project?

Yes. Builder (€29/month/project) and Studio (€290/month for up to 25 projects) both support team collaboration. Invite teammates by email, a…