AlpinDale/gpt2.cmake

Implementation of the GPT-2 model in pure CMake

109

stars

1

commits

CMake

primary language

Aug 23, 2026

updated

README

gpt2.cmake

GPT-2 in pure CMake, executed with Q16.16 integer arithmetic.

Full model

mkdir -p checkpoint
curl -L -o checkpoint/model.safetensors https://huggingface.co/openai-community/gpt2/resolve/main/model.safetensors
curl -L -o checkpoint/vocab.json      https://huggingface.co/openai-community/gpt2/resolve/main/vocab.json
curl -L -o checkpoint/merges.txt      https://huggingface.co/openai-community/gpt2/resolve/main/merges.txt
python3 tools/gen_full.py
cmake -P gpt2_full.cmake -DPROMPT="Hello" -DN=2

Toy model

python3 tools/gen_tables.py
python3 tools/gen_model.py
cmake -P gpt2.cmake

License

BSD 3-Clause. See LICENSE.

Contributors

1 commits

See what people are saying

Hacker News (2)

Implementation of GPT-2 in pure CMake

93 points · Aug 23, 2026

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AlpinDale/gpt2.cmake

Implementation of the GPT-2 model in pure CMake

109

stars

1

commits

CMake

primary language

Aug 23, 2026

updated

README

gpt2.cmake

GPT-2 in pure CMake, executed with Q16.16 integer arithmetic.

Full model

mkdir -p checkpoint
curl -L -o checkpoint/model.safetensors https://huggingface.co/openai-community/gpt2/resolve/main/model.safetensors
curl -L -o checkpoint/vocab.json      https://huggingface.co/openai-community/gpt2/resolve/main/vocab.json
curl -L -o checkpoint/merges.txt      https://huggingface.co/openai-community/gpt2/resolve/main/merges.txt
python3 tools/gen_full.py
cmake -P gpt2_full.cmake -DPROMPT="Hello" -DN=2

Toy model

python3 tools/gen_tables.py
python3 tools/gen_model.py
cmake -P gpt2.cmake

License

BSD 3-Clause. See LICENSE.

See what people are saying

Hacker News (2)

Implementation of GPT-2 in pure CMake

93 points · Aug 23, 2026

Similar repos

abdallah197/gpt-2

0

karpathy/llama2.c

Inference Llama 2 in one file of pure C

20,058

google/gemma.cpp

lightweight, standalone C++ inference engine for Google's Gemma models.

7,035

ziliangpeng/triton-llm

Pure Python + Triton GPT-2 inference (no PyTorch)

0

Tongjilibo/gpt2-ml_30g_corpus

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gevtushenko/llm.c

LLM training in simple, raw C/CUDA

113

openai-community/gpt2

3,863

karpathy/llm.c

LLM training in simple, raw C/CUDA

30,938

Contributors

1 commits

Languages

CMake

81.8%

Python

18.2%