For developers, Fable 5 is available through the Claude API as claude-fable-5. Anthropic says Fable 5 is fully available today on the Claude API and on consumption-based Enterprise plans. For ...

Anthropic releases two new models in the fifth Claude generation. Claude Fable 5 claims the top spot in nearly all benchmarks, while Claude Mythos 5 (no longer in preview) is still only available to ...

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 week, OpenAI managed to stop ChatGPT from talking about goblins all the time. This week, there's a whole new model for users to play with. The company announced in a blog post on Tuesday that ...

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 ...

The system prompt for OpenAI’s Codex CLI contains a perplexing and repeated warning for the most recent GPT model to “never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other ...

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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 ...

Katelyn is a reporter with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...

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 ...

OpenAI announced GPT-5.5, its latest AI model that is better at coding, using computers and pursuing deeper research capabilities. The launch comes just weeks after Anthropic unveiled Claude Mythos ...

OpenAI is introducing an artificial intelligence model that’s intended to be better at completing work without much direction, part of a push to keep pace with rivals like Anthropic PBC in courting ...