Deepseek V4 1 Flash 1017

Facts

Release: game · 2026-10-17 · global · 2026-10-19
Noted: Positioned as an updated, faster version of DeepSeek-V4.1-Flash · 2026-10-19
Noted: Scores above GPT-6 Astra, GPT-6.1 Sol and Claude Fable 5 on the DeepSWE v1.1 coding agent benchmark · 2026-10-19
Noted: Peak pricing is $0.3 per million input tokens and $1.2 per million output tokens, halved off-peak · 2026-10-19

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Produces of: deepseek

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1h ago

DeepSeek Releases DeepSeek-V4.1-Flash-1017 Under MIT License

DeepSeek released the open model DeepSeek-V4.1-Flash-1017 on October 17, 2026, positioned as an updated, faster version of DeepSeek-V4.1-Flash. On the DeepSWE v1.1 coding agent benchmark it scores above GPT-6 Astra, GPT-6.1 Sol and Claude Fable 5 while keeping cost low, and it recorded the highest scores on multiple tests. Peak pricing is $0.3 per million input tokens and $1.2 per million output tokens, halved off-peak.