Sonnet 4.6 vs Haiku 4.5 vs Opus 4.6: I Tested 3 Claude Models on 10 Real Tasks

This article evaluates Claude Opus 4.6, Sonnet 4.6, and Haiku 4.5 across 10 real-world tasks using AgentHunter Eval v0.3.1. Opus 4.6 was the only model to achieve a perfect score, while Haiku 4.5 proved significantly faster and more cost-effective despite failing one task alongside Sonnet 4.6.