{"type":"post","id":"engineers-at-humans-accelerated-mixture-of-experts-decode-840662","slug":"engineers-at-humans-accelerated-mixture-of-experts-decode-840662","title":"Engineers at humans& accelerated Mixture-of-Experts decode on NVIDIA Blackwell GPUs by keeping weights in 4-bit NVFP4 while retaining activations in 16-bit BF16.","description":"humans& reported a Mixture-of-Experts decode kernel for NVIDIA Blackwell GPUs that keeps static weights in 4-bit NVFP4 while retaining activations in BF16.","retrieval_nugget":"humans& reported a Mixture-of-Experts decode kernel for NVIDIA Blackwell GPUs that keeps static weights in 4-bit NVFP4 while retaining activations in BF16.","published_at":"2026-10-25","updated_at":"2026-10-25","record_date":"2026-10-25","date_kind":"published_at","topics":["inference","compute"],"entities":["humans&","NVIDIA Blackwell","NVFP4","BF16","FlashInfer","MegaMoE","GLM-5","NVIDIA B300"],"related_patterns":[],"novelty_label":"new_fact","what_changed":"humans& reports a distinct Blackwell MoE decoding technique: NVFP4 weights with BF16 activations improve both speed and accuracy.","prior_refs":["memory:feb9e401-6837-8ff3-adf1-2e4ddc6c644b"],"source_url":"https://humansand.ai/blog/faster-than-light-nvfp4-decode","source_urls":["https://humansand.ai/blog/faster-than-light-nvfp4-decode"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:engineers-at-humans-accelerated-mixture-of-experts-decode-840662","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/engineers-at-humans-accelerated-mixture-of-experts-decode-840662/","markdown":"https://newruntime.com/posts/engineers-at-humans-accelerated-mixture-of-experts-decode-840662.md","json":"https://newruntime.com/posts/engineers-at-humans-accelerated-mixture-of-experts-decode-840662.json"},"next_reads":[{"type":"topic","path":"/topics/inference/","url":"https://newruntime.com/topics/inference/","title":"Inference","reason":"Explore the inference topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/inference.md","json_url":"https://newruntime.com/topics/inference.json"},{"type":"topic","path":"/topics/compute/","url":"https://newruntime.com/topics/compute/","title":"Compute","reason":"Explore the compute topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/compute.md","json_url":"https://newruntime.com/topics/compute.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}