ResearchBenchmarksLanguage Modeling on dolma_wiki (val)Language Modeling on dolma_wiki (val)Follow30.008PerplexityHi-MoE-7B29.9350830.4272930.919531.41171May 8, 2026Evaluation resultsMethodMethodLinksPerplexityRelative Change (%)Hi-MoE-7Btransformer layers=16,...transformer layers=16, hidden size=2048, experts=64, routing=top-k=8, grouping=4 hierarchical groups, experts per group=22026.0530.008-5.7OLMoE-7Btransformer layers=16,...transformer layers=16, hidden size=2048, experts=64, routing=top-k=82026.0531.831—