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CoreCoder
Python

CoreCoder

Minimal AI coding agent (~1,000 lines of Python) inspired by Claude Code. Works with any LLM. Think NanoGPT for coding agents. Formerly NanoCoder.

by he-yufeng · GitHub
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ai-agentclaude-codecliMITPython
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Use an intelligent assistant to help with machine learning tasks, from building models to debugging code.

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1.7k1.5k
2026-07-202026-08-31
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📄 About

Minimal AI coding agent (~1,000 lines of Python) inspired by Claude Code. Works with any LLM. Think NanoGPT for coding agents. Formerly NanoCoder.

CoreCoder has 1.7k stars on GitHub. It has been forked 398 times. CoreCoder is written mainly in Python. It has been in active development since 2026. CoreCoder is available under the MIT license. Its main topics are ai-agent, claude-code, cli, coding-agent.

Frequently asked questions

What is CoreCoder?

Minimal AI coding agent (~1,000 lines of Python) inspired by Claude Code. Works with any LLM. Think NanoGPT for coding agents. Formerly NanoCoder.

Is CoreCoder open source?

CoreCoder is an open-source project. It is released under the MIT license.

Is CoreCoder free?

Yes. CoreCoder is free and open source — you can use, modify and self-host it.

What license does CoreCoder use?

CoreCoder is available under the MIT license.

What language is CoreCoder written in?

CoreCoder is written mainly in Python.

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