Bitsandbytes author releases runtime 1.5-2.0 bit dynamic compression

Tim Dettmers, creator of bitsandbytes, has open-sourced a runtime dynamic compression framework that achieves 1.5-2.0 bit quantization with high quality, using per-layer heterogeneous quantization and runtime expert swapping, integrated into bitsandbytes2.

2026-09-22 ~ 2026-09-22 · 3 related posts

• Tim Dettmers releases runtime dynamic compression framework, hits 1.5-2.0 bit at high quality — Tim_Dettmers · 2026-09-22
• bitsandbytes2 dynamic runtime compression: per-layer bit allocation plus runtime expert swaps — Tim_Dettmers · 2026-09-22

1 near-duplicate retellings: PMinervini