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NVIDIA / cutlass Public

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cutlass: enable SM121-gated MXFP4 MoE kernel path#3038

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christopherowen wants to merge 4 commits intoNVIDIA:mainNVIDIA/cutlass:mainfrom

christopherowen:sm121_mxfp4christopherowen/cutlass:sm121_mxfp4Copy head branch name to clipboard

Conversation Commits4 (4)Checks Files changed

Open

cutlass: enable SM121-gated MXFP4 MoE kernel path#3038
christopherowen wants to merge 4 commits intoNVIDIA:mainfrom
christopherowen:sm121_mxfp4

Commits

Commits on Feb 16, 2026

add SM120 blockscaled tile constraints to support production MXFP4 shapes
christopherowen
committed
add cleanup to support upstream-ready SM120 pingpong and pipeline code
christopherowen
committed
add SM121 grouped blockscaled test wiring to support unfused MoE validation
christopherowen
committed

Commits on Feb 28, 2026

comply with Copyright request
christopherowen
committed

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