comfy-kitchen
Fast Kernel Library for ComfyUI with multiple compute backends
0.2.31
3.0M downloads/mo
#2785 most downloaded on PyPI
Comfy-Org/comfy-kitchen
What this package is like to depend on
Last release 9 days ago
13 Aug 2026
Release timing varies
gaps range from 8 days to 3 months
This project publishes no release notes
the list below is its commits, not an announcement
Nothing withdrawn
no release was ever pulled
7 months old
38 releases · first in 2025
38 releases in the last 12 months
see the full history below
Release timeline
38 releases · Dec 2025 to Aug 2026Releases
latest 38-
0.2.3113 Aug 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.30andv0.2.31there were 9 commits, 9 of them substantive:- Small comfy kitchen attention optimizations.
- HIP port of #103: int8 attention (#104)
- Some more tiny comfy kitchen optimizations.
- Revert bad optimization.
- Revert potentially problematic optimization.
- Exempt size-one extents from the int8 attention stride checks (#112)
- add minimal bf16 flash attention for seqlen capability (#111)
- Add function to check if flash attention decode is available.
- comfy kitchen v0.2.31
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0.2.3011 Aug 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.28andv0.2.30there were 6 commits, 6 of them substantive:- HIP ports of #99 (fused W4A8 requantize) and #95 (na3d / na2d) (#100)
- Implement optimized int8 attention. (#103)
- Comfy kitchen v0.2.29
- Remove stuff that isn't actually used for smaller kernel sizes.
- Ruff fix.
- Comfy kitchen v0.2.30
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0.2.2807 Aug 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.27andv0.2.28there were 3 commits, 3 of them substantive:- w4a8: stochastic rounding for LoRA merge + fused requant kernel (#99)
- Add na3d / na2d neighborhood attention (#95)
- comfy-kitchen v0.2.28
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0.2.2707 Aug 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.26andv0.2.27there were 6 commits, 6 of them substantive:- Fix HIP RoPE frequency length mismatch (#91)
- HIP port of #88: swiglu input_act and partial-rotary rot_dim (#93)
- Add optimized w4a8 with int8 codebook (#90)
- a4w8: use frozen codebook LUT + row-chunked quantize, improve LoRA application (#96)
- HIP port of #90: grouped W4A8 over the INT8 GEMM (#97)
- comfy-kitchen v0.2.27
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0.2.2601 Aug 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.25andv0.2.26there were 4 commits, 4 of them substantive:- Fix windows CI builds not caching properly.
- Add swiglu input_act and partial-rotary rot_dim for rms_rope (#88)
- Fix HIP backend device detection on ROCm lazy initialization (#89)
- comfy-kitchen v0.2.26
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0.2.2530 Jul 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.24andv0.2.25there were 7 commits, 7 of them substantive:- Add HIP backend for AMD RDNA2-RDNA4 to the existing wheels (#74)
- various cleanups to previous PR.
- AMD arch related build cleanup.
- Use AMD int8/int4 ops in the right intermediate dtype instead of bf16.
- Forgot this.
- Implement some missing hip ops.
- comfy-kitchen v0.2.25
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0.2.2429 Jul 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.23andv0.2.24there were 2 commits, 2 of them substantive:- Fix rope regression on the cuda path.
- comfy-kitchen v0.2.24
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0.2.2328 Jul 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.22andv0.2.23there were 6 commits, 6 of them substantive:- Add rms_rope to Triton backend. (#79)
- Support int8 convrot embedding lookup (#83)
- Add support for WoA (#82)
- Refactor RoPE kernels and add in-place variants (#85)
- rms_adaln and input_act kernels (#86)
- comfy-kitchen v0.2.23
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0.2.2218 Jul 2026Commits, not release notes
This project publishes no release notes. Between
v0.2.21andv0.2.22there were 3 commits, 3 of them substantive:- Optimize int8 cutlass kernel for more shapes.
- Try to fix CI.
- comfy-kitchen v0.2.22
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0.2.2117 Jul 2026Nothing published for this version
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0.2.2014 Jul 2026Nothing published for this version
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0.2.1913 Jul 2026Nothing published for this version
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0.2.1810 Jul 2026Nothing published for this version
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0.2.1709 Jul 2026Nothing published for this version
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0.2.1630 Jun 2026Nothing published for this version
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0.2.1530 Jun 2026Nothing published for this version
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0.2.1427 Jun 2026Nothing published for this version
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0.2.1326 Jun 2026Nothing published for this version
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0.2.1225 Jun 2026Nothing published for this version
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0.2.1125 Jun 2026Nothing published for this version
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0.2.1030 May 2026Nothing published for this version
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0.2.929 May 2026Nothing published for this version
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0.2.812 Mar 2026Nothing published for this version
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0.2.717 Jan 2026Nothing published for this version
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0.2.613 Jan 2026Nothing published for this version
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0.2.507 Jan 2026Nothing published for this version
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0.2.407 Jan 2026Nothing published for this version
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0.2.307 Jan 2026Nothing published for this version
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0.2.206 Jan 2026Nothing published for this version
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0.2.106 Jan 2026Nothing published for this version
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0.2.006 Jan 2026Nothing published for this version
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0.1.605 Jan 2026Nothing published for this version
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0.1.505 Jan 2026Nothing published for this version
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0.1.405 Jan 2026Nothing published for this version
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0.1.305 Jan 2026Nothing published for this version
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0.1.204 Jan 2026Nothing published for this version
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0.1.104 Jan 2026Nothing published for this version
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0.1.026 Dec 2025Nothing published for this version