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nanochat 2026: Andrej Karpathy's Open-Source "ChatGPT for $100" â Full LLM Pipeline in 8,000 Lines

Open-source AI ecosystem keeps shipping interesting things. Today's pick:

nanochat 2026: Andrej Karpathy's Open-Source "ChatGPT for $100" — Full LLM Pipeline in 8,000 Lines

nanochat by Andrej Karpathy is a single-file, full-stack LLM training pipeline — tokenizer, pretraining, finetuning, evaluation, inference, and chat UI — designed to train a GPT-2-level chatbot from

Read the full breakdown on dibi8: https://dibi8.com/resources/llm-frameworks/nanochat-karpathy-train-your-own-llm-100-dollars-2026/


This is a curated highlight from dibi8.com — open-source AI tools directory, hand-edited, 4 languages. The full article (with comparisons, setup guide, and code samples) lives on dibi8.

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