The best AI finished 61.6% of a real circuit board design test.
A new test called EEBench asks AI models to design circuit boards in code, then simulates them. Claude Opus 5 led with 61.6%, while OpenAI's GPT-5.6 Sol managed 39.4%. The hardware toolmaker atopile runs it for free and says the work is not ready for medical devices.
Why it mattersCircuit design was one of the last engineering jobs people assumed AI could not touch. Six problems in ten is not a replacement, but it is a usable first draft.
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