Sonnet scores 97% at $12.71/run vs Astra 93% at $67.33/run in JDK migration agent test
WirelessLife · x · 2026-09-10
A JDK migration agent test shows pricier isn't better: Claude Sonnet scored 97% at $12.71 per run, while GPT-6 Astra scored 93% at $67.33 per run — same skill, higher price, lower score.
A Microsoft Dev Blogs piece, "Your work might not need the smartest model," lays out the method: find the minimal viable model for your team by shortlisting candidates via leaderboards, then benchmark them on your own tasks. Public benchmarks measure different scenarios than your work, so upgrades only pay off when the improvement justifies the cost.
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