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bitnet-b1.58-2B-4T

This repository contains the weights for BitNet b1.58 2B4T, the first open-source, native 1-bit Large Language Model (LLM) at the 2-billion parameter scale, developed by Microsoft Research.

text → text · made by Microsoft

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About

bitnet-b1.58-2B-4T — a text model from Microsoft.

It takes text and returns text. It was published in April 2025. The catalogue files it under chat. Its weights are published under MIT, so you may run it on your own machine, or buy it from whoever serves it cheapest.

Every current figure

Maker
Microsoft
Register
model
Takes
text
Returns
text
Published
April 2025
Parameters
850 million · read from its own weights
Licence
mit

Known as 1 name

microsoft/bitnet-b1.58-2B-4T