OpenAI's GPT-5.6 Sol reportedly solves 50-year-old cycle double cover conjecture
What’s the secret to prompting an AI to solve math problems that have left humans stumped? Tell it to believe in itself
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OpenAI's GPT-5.6 Sol Ultra Tackles a 50-Year-Old Math Enigma in Record Time
OpenAI's GPT-5.6 Sol Ultra has cracked the Cycle Double Cover Conjecture, unsolved for half a century, in less than an hour. Is this computa
OpenAI Says GPT 5.6 Sol Produced A Proof Of The 50-Year-Old Cycle Double Cover Conjecture Using 64 Subagents In 1 Hour
AI systems continue to accelerate at finding solutions to math problems. OpenAI’s Ethan Knight posted on X that GPT-5.6 Sol Ultra, made gene
OpenAI Says GPT 5.6 Sol Produced A Proof Of The 50-Year-Old Cycle Double Cover Conjecture Using 64 Subagents In 1 Hour
AI systems continue to accelerate at finding solutions to math problems. OpenAI’s Ethan Knight posted on X that GPT-5.6 Sol Ultra, made gene
GPT-5.6 Sol Ultra Proved the Cycle Double Cover Conjecture (July 2026)
OpenAI released a full proof of the 50-year-old Cycle Double Cover Conjecture generated by GPT-5.6 Sol Ultra in under an hour using 64 subag
GPT-5.6 Sol Ultra Proves 50-Year-Old Mathematical Hypothesis
OpenAI's GPT-5.6 Sol Ultra model, using a system of 64 sub-agents, has proven the Cycle Double Cover Conjecture formulated in 1973. This mar

GPT-5.6 Sol Ultra Produces Proof of the Cycle Double Cover Conjecture
OpenAI claims GPT-5.6 Sol Ultra has generated a proof for a 50-year-old graph theory conjecture in under an hour. The math community is now
GPT-5.6 Sol Ultra produces proof of the Cycle Double Cover Conjecture [pdf]
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