DeepSeek V4.1F beats Opus in 5-minute build test, 'unambiguously better'
teortaxesTex · x · 2026-10-17
User teortaxesTex reports DeepSeek V4.1F-1017 built in 5 minutes what Opus produced for $2 in API costs; after one feedback round the second try runs fully autonomously. He judges the output 'unambiguously better than Opus's' and says V4.1F is significantly stronger than V4.1.
Related event: DeepSeek V4.1F reportedly beats Opus, rebuilding projects in 5 minutes(4 posts)→
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