AI
News on AI models, chatbots, and agents, and on the research and companies behind them. We cover new releases, pricing, safety, and what they mean for everyday use.
OpenAI Posts 722 AI-Written Math Papers. Three Were Pulled the Next Day.
OpenAI released hundreds of math results made by an unreleased model. A sign error led to three withdrawals, and many proofs are still unchecked.
Anthropic Releases Claude Fable 5.2 and Mythos 5.2 at Lower Prices
Anthropic's new top models run up to 30% faster and cost 20% less. Fable 5.2 is open to all users, while Mythos 5.2 is limited to vetted teams.
Meta Launches Muse Ember, a Low-Cost Model for Repetitive Agent Work
Meta's smallest Muse model costs $0.10 per million input tokens and targets the repetitive steps inside AI agents. Its benchmark results are company-reported.
NVIDIA Unveils GR00T 2, a Robot Model That Learns From Human Video
NVIDIA's GR00T 2 learns dexterous skills from a few demonstrations. Open weights are promised for December, and the benchmark numbers come from NVIDIA.
