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Yes! VixFlow has a generous free plan that includes proposals, invoices, client management, contract templates, and PDF export. Pro and Agency plans unlock advanced AI features, priority support, and team collaboration. The free plan is fully functional for most freelancers.

The AI Writer uses the Claude API by Anthropic. You bring your own API key — VixFlow never charges you for AI usage. You pay Anthropic directly, which typically costs just a few cents per proposal. Get your free key at console.anthropic.com.

Yes. Go to Settings → Data Export and download all your proposals, invoices, and client data as JSON or CSV. Your data belongs to you, always. We make it easy to take it anywhere.

VixFlow is local-first — all your data is stored in your browser's localStorage, on your own device. Nothing is sent to our servers. Your proposals, invoices, and client data never leave your computer unless you explicitly export them.

Yes! Since all data is local, VixFlow works fully offline. The only features requiring internet are the AI Writer (Claude API) and Google Font loading. All other features work without a connection.

Visit console.anthropic.com, sign up, go to API Keys, and create a new key. Then in VixFlow, open Settings → AI Settings and paste your key. That's it — you're ready to generate winning proposals with AI in seconds.