deepseek-v4.1POST

DeepSeek releases V4.1-Flash-1017: MIT open weights, 763B params, 1M context

The post says DeepSeek released V4.1-Flash-1017 on 17 October with MIT open weights, 763B parameters and 1M context, self-reporting DeepSWE 77.0 versus Opus 5's 74.0, and links the Hugging Face weights.

Levi Hart

@Levi7hartArchived 12 days agoOriginally posted 2026.10.19

Levi Hart @Levi7hartOriginally posted 2026.10.19

Open original on X

3/ AI · DeepSeek released V4.1-Flash-1017 (Sat 17 Oct): MIT-licensed open weights, 763B params, 1M context. Self-reported DeepSWE 77.0 vs 74.0 for Opus 5. When a free model lands this close, closed labs' pricing on routine agent work gets squeezed. https://huggingface.co/deepseek-ai/DeepSeek-V4.1-Flash-1017

x.com/levi7hart/status/2112020262665552089Archived 2026.10.19 12:02