…refused, Opus 4.8 generally answered perfectly well. Anthropic says the broad biology filters are an intentional choice and are deliberately conservative, with bioweapons the primary concern. “With the launch of…
…A system prompt change to reduce verbosity Our latest model, Claude Opus 4.7, has a notable behavioral quirk relative to its predecessor: as we wrote about at launch, it tends to…
When Anthropic launched Claude Opus 4.8, it immediately reignited the AI chatbot race. After seeing how it performed against ChatGPT , I was curious how it would stack up against Gemini 3…
…As a result, it's launching a safer version called "Fable 5." According to Anthropic, this model has strict safeguards in place that will block or divert sensitive queries, like those involving…
…autonomy Anthropic’s newly dropped Claude Opus 4.8 is not only smarter, it wants to do your job for you. Alongside the model, Anthropic launched Dynamic Workflows (currently in research preview…
…Claude Fable 5 sits a tier above its Opus models and it beats most other generally available models across areas including software engineering, knowledge work, vision, scientific research, and long-running autonomous…
…But the launch of Claude 4.8 Opus promises a paradigm shift — moving away from artificial flattery and toward radical, intellectual honesty. To see if Anthropic has truly cured the "AI Yes…
Anthropic Tuesday publicly released Claude Fable 5 , its first “Mythos-class” model that it says surpasses its previous frontier Opus models in overall capabilities. But the model’s launch today comes with…
…Ahead of launching Mythos Preview and Opus 4.7 , we tested for the first time whether models can carry out influence operations autonomously—planning and running a multi-step campaign end-to…
…We’ve therefore launched the model with safeguards that mean queries on some topics will instead receive a response from our next-most-capable model, Claude Opus 4.8. To release the…
