Tomasz Tunguz(@ttunguz):Benchmarked deepseek-v4-flash vs qwen3-8-27b on 9 complex tasks in my own agent stack. With reasoning on, qwen edges Flash on quality. Off, it scores worst of the three. The cost isn't accuracy, it's that qwen thinks more. 30x slower, 4.5x pricier. n=9, not a verdict.

Tomasz Tunguz

@ttunguz

Venture capitalist at @theoryvc Student of Startups Backer of 9 unicorns Author of Subscribe

가입 November 2007

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Tomasz Tunguz@ttunguz

2026.08.17 03:11

Benchmarked deepseek-v4-flash vs qwen3-8-27b on 9 complex tasks in my own agent stack. With reasoning on, qwen edges Flash on quality. Off, it scores worst of the three. The cost isn't accuracy, it's that qwen thinks more. 30x slower, 4.5x pricier. n=9, not a verdict.