Add cosmos-nvfp4 0.1.0 (cu130.torch210, sm100/sm103) to v1.5.0 index#59
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lfengad
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Jun 30, 2026
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Adds cosmos-nvfp4 to the v1.5.0 index — the cosmos3 NVFP4 FP4-GEMM + activation-quantize CUDA
kernels packaged as a pre-built wheel (per the discussion with @Liang Feng about pulling these out
of the cosmos3 inference package so it stays free of on-the-fly native builds).
The two aarch64 wheels are already uploaded to the v1.5.0 release (cu130 / torch 2.10 / py3.13),
following the existing local-version naming convention:
cosmos_nvfp4-0.1.0+cu130.torch210.sm100— GB200 / B200 (sm_100a); validated: imports + registerstorch.ops.cosmos3_fp4.*cosmos_nvfp4-0.1.0+cu130.torch210.sm103— GB300 / B300 (sm_103a); experimental: compiles + correct SASS, not yet run on GB300This PR adds the matching PEP 503 index entry (
docs/v1.5.0/cosmos-nvfp4/index.html+ one line in thetop-level index). The URLs resolve against the uploaded release assets (HTTP 200), so it's ready to
merge. Apache-2.0, built on NVIDIA CUTLASS (BSD-3-Clause).