Kimi K3 costs $4.65 per run and delivers 2.8× more work per dollar than Fable 5
FinanceYF5 · x · 2026-07-21
Kimi K3 costs $4.65 per run versus $13.41 for Fable 5. On a $100 budget, Kimi solves 14.7 tasks while Fable solves 5.3, giving Kimi 2.8× more work per dollar.
The tradeoff is speed: Kimi’s median run takes 66 minutes, compared with 21 minutes for Fable. The poster expects latency to improve once the model is officially released and broadly available.
Related event: Kimi K3 Matches Fable 5 in SWE Benchmarks at a Third of the Cost(7 posts)→
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