If you need to fine-tune a model for your codebase, your code is bad.
Agree or disagree?
We talk AI hot takes in our latest GitHub Podcast episode. What would you add to the list?
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Agree or disagree?
We talk AI hot takes in our latest GitHub Podcast episode. What would you add to the list?
Listen wherever you listen to podcasts or find it here gh.io/podcast
Sep 17, 2026 · 2:01 PM UTC
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@github This is definitely not the case. Good codebases are not easy to come by so just yoloing will statistically not give you a good codebase. Quite frankly I am disappointed in the side you guys are talking. But..... To each his own.
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@github nah, plenty of good codebases just have conventions no public model has ever been trained on
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@github Your “finished” code is simply an input to LLMs and neural networks. If fine tuning was useless; then 🦥.
Take note @UnslothAI
Take note @UnslothAI
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@github Disagree with the absolute version: fine-tuning can be the right tool for domain language, latency, or privacy. The stronger signal is whether the base workflow is measured before reaching for it.
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@github Counterpoint: if the repo needs fine-tuning, maybe the code isn't bad — maybe the context budget is. 😄
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@github Fine-tuning is cheaper than a rewrite, but bad code does make the model an accidental code reviewer.
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@github 感觉这类讨论最有价值的地方,是把“代码会不会被生成”拉回到“团队怎么验证和维护”。没有测试、审查和清晰边界,生成得快反而只是把返工提前。
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@github every codebase looks bad to whoever didn't write it. models included.
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@github The take confuses "the model never saw our code" with "our code is bad." Plenty of clean repos speak a dialect no base model was paid to learn. Fine-tuning is a distribution problem, not a shame signal.
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@github Mostly disagree. A specialized codebase can need domain adaptation even when the architecture is clean.
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@github Agree, as good code can still carry years of business decisions no prompt has seen.
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@github Disagree as a blanket rule. When is fine-tuning actually better than retrieval, repo instructions, and evals for a codebase-specific task?
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@github Disagree. Needing to fine-tune is a scale signal, not a quality one. A perfectly clean codebase larger than the context window still cannot be reasoned about in one shot, and fine-tuning is one way to compress that corpus into weights.
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@github Preach! 😂 If you need to fine-tune a model, your code is due for a serious intervention 🚨
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