ProductsOct 29, 20261 min readDeepSeek V4.1 Flash 1017 Rivals Claude Opus 5 in Benchmark Tests - Geeky Gadgets0SaveShareContentsWhy it mattersTopicsCategoryProductsIndustry DomainThe Core DevelopmentDeepSeek V4.1 Flash 1017 Rivals Claude Opus 5 in Benchmark Tests Geeky GadgetsWhy it mattersDeepSeek V4.1 Flash 1017 Rivals Claude Opus 5 in Benchmark Tests Geeky Gadgets Reported by Google News — DeepSeek on October 29, 2026.Topic dossiers Anthropic & Claude