Opus 4.8 lands as a modest but tangible improvement that still posts SOTA on SWE-Bench Pro and Humanity’s Last Exam. Anthropic raises $65 billion at a $900 billion valuation, passing OpenAI.
And mathematicians disprove the sum-product conjecture over the reals using methods lifted from the AI solution to the unit distance conjecture — scavenging spoils from the intelligence outpacing them.