Developers · lesson 2 of 3

What Klarwolf is built on

3 min · Describe the stack in a sentence and explain why a new model is a data change, not a rewrite.

1. Klarwolf is a Next.js and React web app on Vercel, with Supabase for accounts and data and Stripe for payments.
2. A provider-agnostic AI layer routes to Anthropic, OpenAI, Google and others.
3. Model choice lives in data rather than code, so adding a model is a rating and a price.
4. The models Klarwolf can pick from today are listed in the FAQ’s models answer.

Try it: Open the FAQ

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• What is Klarwolf built on?
• Which AIs and models can I use?

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