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Open-Weight LineageDeepSeek

DeepSeek releases V4-Pro (1.6T/49B) and V4-Flash (284B/13B), MIT, 1M context

DeepSeek V4-Pro (1.6T/49B) and V4-Flash (284B/13B), MIT, 1M context

Why it matters

Re-entered the frontier while keeping MIT

Source — Primary sources first; secondary reports are labelled “Press”

Officialhuggingface.cohttps://huggingface.co/deepseek-ai/DeepSeek-V4-Pro

Added in Week 35, 2026 · See that week

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