Anthropic's Fable 5 led every major AI benchmark over OpenAI's GPT 5.5 before a US export control directive forced it offline three days after launch.

Anthropic’s Claude Fable 5 model offers stronger reasoning and coding abilities while attempting to block dangerous uses. A more powerful Mythos 5 variant is restricted to vetted security users.

One day after the AI community erupted over invisible performance sabotage on Claude Fable 5, Anthropic has reversed course.

NBA Communications: Dylan Harper in Game 1: 24 PTS | 11 REB | 6 AST | 7 STL He is the second rookie with 20+ PTS, 10+ REB, 5+ AST and 5+ STL in a playoff game since steals were first recorded in ...

Rankings of the SP Streamers for today’s, tomorrow’s, and the day after tomorrow’s games for fantasy baseball. Every day of the 2026 baseball season, I’ll be looking at today’s and tomorrow’s slate of ...

On Tuesday, OpenAI released a new foundation model called GPT-5.5 Instant, which will replace GPT-5.3 Instant as the default ChatGPT model. The company said the model reduces hallucination in ...

Last month, Anthropic made a big deal about the supposedly outsize cybersecurity threat represented by its Mythos Preview model, leading the company to restrict the initial release to “critical ...

OpenAI’s release of ChatGPT 5.5 marks a significant step forward in AI language modeling, with enhancements tailored for enterprise and professional users. Matthew Berman explores how this iteration ...

Credit: VentureBeat made with OpenAI ChatGPT Images 2.0 After months of rumors and reports that OpenAI was developing a new, more powerful AI large language model for use in ChatGPT and through its ...

OpenAI on Thursday released GPT-5.5, its newest AI model, which the company calls its “smartest and most intuitive to use model” yet. The algorithm comes with increased capabilities in a multitude of ...

The new model ‘excels’ at tasks like writing and debugging code and doing work across different tools. The new model ‘excels’ at tasks like writing and debugging code and doing work across different ...