Ten advances in mathematics and theoretical computer science
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simonwillison.net
Date
Terms in this piece · Glossary
token — The chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.
Why it matters
Frontier models are now producing formally verified results on problems open for a decade, at roughly $2,000 of tokenThe chunk of text a model reads and writes in — roughly three-quarters of a word — and the unit AI usage is billed in.Full definition → each — with the selection bias of unreported failures still undisclosed.