The most atomic way to train and inference a GPT in pure, dependency-free C. A character-level transformer with forward pass, backprop, Adam and sampling, in one C file with nothing beyond libc. It trains on ~32k names in a couple of seconds and generates new ones. Build and run Or run it directly, on any corpus with one item per line: ./microgpt data/names.txt Builds on macOS, Linux and Windows (MSYS2), on ARM64 with NEON and x86-64 with AVX2. The Makefile picks the flags for the host. step 500...