Author
Epoch AI
By and about Epoch AI
Fable 5.2 tops Epoch and Remote Labor Index, but not every test
Independent tests put Claude Fable 5.2 first on Epoch's Capabilities Index and the Remote Labor Index, where it automates 41.3% of real freelance projects, while it trails on some games and legal tasks.
newsAI 2027 is running early: METR’s Anthropic report resets the clock
METR estimates AI has roughly doubled Anthropic’s pace of progress, and AI 2027’s authors now expect a superhuman AI researcher in 2027; skeptics point to the cost curve.
blogAI Socratic October 2026 — The Observability Effect
GPT-6 and Claude 5.5, Gemini 4 Argon, Mistral and Beam previews, agent protocols, new tools, AI-generated mathematics, and virtual biology: September 22–October 8, 2026.
blogAI Socratic September 2026 — Jev AI Classifiers, Astra, and Pace the Frontier
Astra ships and Amodei asks everyone to slow down. The Hugging Face postmortem, Fable 5.1, Fermat in Lean, the distillation report, the China front, Nvidia–Hugging Face, Cursor's swarm, robotics and hardware — plus Jev's classifier comeback and the papers on how agents actually fail.
newsOpenAI declares its “automated research intern” reached, at 3.1 agent-workdays per human workday
OpenAI declared its promised "automated research intern" milestone reached, citing 3.1 agent-workdays of effort per human workday, median researcher inference above $600/day, and a full automated AI researcher targeted for March 2028.
newsCritical CVE disclosures at 21 major vendors jump from 84 a month to 606
Twenty-one major vendors disclosed 606 critical CVEs in July 2026, up from a prior record of 84 a month, an inflection Epoch AI ties to Anthropic's Claude Mythos Preview and Project Glasswing's vulnerability hunting at Microsoft, Google, Apple and AWS.
newsOpenAI ships GPT-6 Astra and declares the AGI era
GPT-6 Astra sets an Epoch Capabilities Index record at 169, scores 63–66% on ARC-AGI-3 with ARC Prize's standard harness and 99% with a provider adapter, and becomes OpenAI's first Critical-rated cyber model.
newsOpenAI and Anthropic hit a $105B combined run rate, 3.5x since January
Epoch AI estimates OpenAI and Anthropic's combined annualized revenue hit about $105 billion, up from $30 billion at the start of the year, a 3.5x gain with four months still to go.
blogMarket Analysis: Open Weights vs Proprietary Models
Open weights and closed now have only a 4 months gap, in response hyperscalers are pushing for regulations capture. Let’s examine how we got here and where this conflict is heading next.