DeepSeek V4.1 Flash: even the sparse indexer is itself sparse, with hierarchical candidate selection
nrehiew_ · x · 2026-09-11
nrehiew adds a detail on DeepSeek V4.1 Flash: the indexer itself is sparse. The first full-mode indexer selects candidates, which are then used for scoring in later layers — a hierarchical selection structure.
Related event: Leaked DeepSeek V4.1 Flash Tech Report Reveals KV Cache-Obsessed Flagship(44 posts)→
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