Revisiting Eureka’s reported GPT-4 pen-spinning results
In September 2026, a participant recalled getting pen-spinning results with GPT-4 in Isaac Gym three years earlier and called Eureka “ahead of its time.”
TLDR
Looking back on Eureka in September 2026, a participant said they had let GPT-4 “keep cooking” in Isaac Gym three years earlier, producing pen-spinning results they called “amazing.” They tentatively described the work as “perhaps the first rsi in robotics” and predicted that Astra would bring greater possibilities and new paradigms for robotics.
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