Born Ternary
DeepGrove's Maple-Preview is a 20B ternary-weight MoE reasoning model trained from scratch at {-1, 0, +1} precision — not quantized down from float. The 5.31 GB checkpoint runs at 218 tokens/second on an M4 Mac mini and 120 tok/s on iPhone, with competitive AIME and GPQA-D scores and an MIT license.
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