DeepSeek 4 Flash local inference engine for Metal
SMRTR summary
ds4.c is a lean, Metal-only inference engine built specifically for DeepSeek V4 Flash, a 284-billion-parameter model that runs efficiently on MacBooks with 128GB RAM using 2-bit quantization. Its standout feature is storing the KV cache on disk rather than RAM, enabling long-context inference up to 1 million tokens without overwhelming system memory.
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