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2-bit quantization - 2 bit quantization glm 5 3 flash macbook pro a shallow open tray with one block resting inside it

2-Bit Quantization Puts GLM-5.3-Flash on a Laptop. The Arithmetic Says Which One

2-bit quantization is the only reason a 320-billion-parameter model appears in the same sentence as a laptop. Z.ai shipped GLM-5.3-Flash in August 2026 under an MIT licence, and within days the community had squeezed the full-precision checkpoint from 641.64 GB down to 108.72 GB. The headlines that followed said the same thing in different words: […]

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