Freebuff

The free coding agent. No subscription. No configuration. Start in seconds.

An AI coding agent that runs in your terminal — describe what you want, and Freebuff edits your code.

Install

npm install -g freebuff

Usage

cd ~/my-project
freebuff

Why Freebuff?

Best open-source models — Powered by the strongest open-source models available, like DeepSeek, Kimi, and MiniMax — no proprietary lock-in.

Fast — 5–10× speed up. 3–5× tokens per second compared to Claude, plus context gathering in seconds.

Loaded — Built-in web research, browser use, and more.

FAQ

How can it be free? Freebuff is supported by text ads.

What models do you use? The best open-source models available. In full mode you can choose from DeepSeek V4 Pro, MiMo 2.5 Pro, Kimi K2.7 Code, DeepSeek V4 Flash, MiMo 2.5, and MiniMax M3. Limited mode uses DeepSeek V4 Flash and MiMo 2.5. Gemini 3.1 Flash Lite handles file finding and research.

Which countries is Freebuff available in? All countries. Freebuff runs in "full" mode in the US, Canada, UK, EU, and other select countries, and in "limited" mode everywhere else (or while using a VPN). See freebuff.com for the full list.

What is limited mode? Limited mode lets you use Freebuff outside the full-access countries, or while using a VPN. It includes DeepSeek V4 Flash and MiMo 2.5, with 5 one-hour sessions per day.

Are you training on my data? No. We don't share your data with third parties that would train on it or use it for another purpose, unless you choose a model clearly labeled as "Collects data for training."

What data do you store? We don't store your codebase. We only collect minimal logs for debugging purposes.

Links

• Documentation
• GitHub
• Website

Built on the Codebuff platform.