Verified75% confidenceFactExact time
Compared with the previous version, DeepSeek V4.1 Flash 1017 completes tasks faster and produces shorter output.
5
Sources
75%
Confidence
Medium-term (~90 days)
Relevance
10/17/2026
First Seen
Valid until: 1/15/2027
Sources
Related Entities
Related Claims
VerifiedV4.1 Flash surpassed Opus 5 on the DeepSWE benchmark by a narrow margin of 0.2 points.80% similarUnverifiedThere is no all-around winner among the three lightweight models: DeepSeek V4.1 Flash has the highest quality but is slow, Haiku 5.5 is fast and leads in writing but lags in programming visual output, and GPT-6 Luna performed poorly on tasks.78% similarUnverifiedDeepSeek V4.1 Flash (the October 17 update referred to as 1017) and MiniMax M3.1 Flash official version were compared and tested on real archives exceeding 100,000 tokens, the official APIs, and the same AI Max hardware.77% similarVerifiedCompared to the old Flash model, V4.1 Flash has more comprehensive capabilities and more accurate recognition, but takes longer and costs more per session.76% similarUnverifiedThe agent capability improvements of DeepSeek V4.1 Flash 1017 are concentrated on the overall reliability of multi-step automation.76% similar
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