v0.50.3

Issues

• Warn once, and only when it matters, for unaligned gemm_4bit

  Unread
  bitsandbytes-foundation/bitsandbytes#2031·guptaishaan opened Aug 2, 2026 · Updated Aug 26, 2026
  2

• Fix CPU Hub kernel backend selection

  x64 CPU
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  bitsandbytes-foundation/bitsandbytes#2065·SiluPanda opened Aug 30, 2026 · Updated Oct 21, 2026
  9

• fix(optim): fall back to non-paged state on all devices without managed memory

  Cross PlatformLow PriorityOptimizers
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  bitsandbytes-foundation/bitsandbytes#2069·egeozkoc opened Sep 3, 2026 · Updated Nov 3, 2026
  5

• [ROCm] Preserve float bits in SIMT DPP reduction

  ROCm
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  bitsandbytes-foundation/bitsandbytes#2089·liminfei-amd opened Sep 15, 2026 · Updated Oct 27, 2026
  5

• Support skip_zeros in the XPU Triton optimizer kernels

  IntelOptimizers
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  bitsandbytes-foundation/bitsandbytes#2097·jiqing-feng opened Oct 8, 2026 · Updated Nov 9, 2026
  5

• Fix XPU quantize_4bit returning padded tensors that violate the op contract

  Intel
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  bitsandbytes-foundation/bitsandbytes#2099·jiqing-feng opened Oct 15, 2026 · Updated Nov 9, 2026
  3