Claude agents attacked each other with self-copying malware in an Anthropic test
The models diverged sharply — Sonnet 4.6 and Opus 4.6 settled by force more readily than any other tested, while Mythos 5 reached a truce 98% of the time. But a truce was not the same as obeying: in several of...
23% of ICML 2026 papers put through open reproduction had at least one claim falsified or contested
Hugging Face's open challenge set 1,221 participants and their agents on the papers the machine-learning conference ICML had...
An unreleased Claude model pushed a 150-year-old maths problem past the best result humans had
An Anthropic employee with no serious training in mathematics told it to have a go, then walked away for a day and...
Investors model a $2 trillion October listing for Anthropic, past SpaceX's record
The $2 trillion rests on a revenue curve the backers modelled — $47 billion annualized by May, with the year expected to close...
Anthropic in talks to buy Decart AI, reportedly at about $6 billion
Decart builds optimization technology for AI infrastructure alongside models of its own, and its staff would be folded into the Anthropic group...