AI Agents5 min read
Coding agents · Devin's two-model harness
Paying 2x more per token made Devin's Fusion 9% cheaper
Devin's Fusion runs a frontier lead model beside a cheaper sidekick, each with its own context. Devin's benchmark tables show task costs dropping as much as 46%, and one case where a lead costing twice as much per token produced a 9% cheaper session.
2026-09-26