Unverified50% confidenceEventExact time
deepseek/deepseek-v4.1-flash-1017 was first recorded by the tracking system on October 18 and is a dated checkpoint or an updated version of the V4 Flash line.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/18/2026
First Seen
Valid until: 11/1/2026
Sources
Related Entities
Related Claims
UnverifiedDeepSeek-V4.1-Flash-1017 is a post-training checkpoint, not a new architecture, and is still based on V4.1-Flash released in September.78% similarUnverifiedThe old API names deepseek-v4-flash and deepseek-v4-flash-vision-exp now silently point to the 1017 version.77% similarUnverifiedV4.1 Flash took first place on the DeepSWE, CyberDream, and AutomationBench agent benchmarks.71% similarUnverifiedDeepSeek在7月的更新日志中将一个内部Harness（称为「极简模式」）归功为V4 Flash编程基准评分的幕后功臣70% similarUnverifiedThe model designation DeepSeek-V4-Flash-0731 mentioned in the post has not been officially confirmed70% similar
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