GPT-5.6 and Claude Fable Crack a 25-Year-Old Wireless Communication Problem

haider1 · x · 2026-08-10

Recently, GPT-5.6 Sol and Claude Fable 5 successfully solved a 25-year-old theoretical problem in wireless communications, generating the initial proof in just about 30 minutes.

According to researchers, this open question was intensely studied between 2000 and the 2010s. The article detailing this milestone is highly recommended even for those without a strong mathematical background, once again demonstrating the breakthrough reasoning capabilities of frontier LLMs.

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