Fable 在 Fusion 架構下成本低於 Opus
Making Fable Cheaper Than Opus2026.07.13Fable 5 costs twice as much per token as Opus 4.8. But when we ran both models on FrontierCode 1.1 using our new Fusion architecture, Fable cost less — and scored higher. This post explains why, and what that means for pricing agentic work.
重點導讀
Fable 5 在 Devin Fusion 架構下的成本低於 Opus 4.8，同時取得更高分數。
- 成本比較：Fable + Sidekick 每次執行成本 $1.86，低於 Opus + Sidekick $2.04。
推薦理由
實驗顯示，Fable 5 在 Fusion 架構下成本更低、效能更高，說明管理風格可顯著影響代理成本與效能
信源出處cognition.ai
Making Fable Cheaper Than Opus2026.07.13Fable 5 costs twice as much per token as Opus 4.8. But when we ran both models on FrontierCode 1.1 using our new Fusion architecture, Fable cost less — and scored higher. This post explains why, and what that means for pricing agentic work.
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來源： Cognition / Devin Blog (cognition.ai)
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