Before putting it through JEV, we tested Claude Opus 5.5 by giving it only Version B as the source and asking it to build a second iteration from there.
We wanted to see how quickly and precisely it could push an existing direction further with minimal manual input, while still staying close to the original.
Here’s the result!
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Posted Oct 2, 2026
Remember Version A from our last JEV judgement experiment (https://on.contra.com/HwjnJF)?
Before putting it through JEV, we tested Claude Opus 5.5 by giving ...