DeepSeek V4.1-Flash-1017: What the October Update Changed in the Open-Weight Model
DeepSeek’s Oct 17 V4.1-Flash-1017 update keeps MIT weights and an 890-byte KV cache per token while lifting agentic benchmark scores. Specs and run notes.
New Models
Muse Spark Open: Meta’s 816B Open-Weight Model, Its License and What It Takes to Run
Meta released Muse Spark Open on October 15, 2026: 816B parameters, 42B active, a 1M-token context, a revenue-gated license and a 700 GB memory floor.