Anthropic's new mid-tier model Claude Sonnet 5 arrives as Fable and Mythos sit boxed up under a U.S. export order.

Anthropic is now rolling out Sonnet 5, and it's almost as good as the Opus range, but it is designed to be cheaper than the ...

OpenAI is moving away from models that require heavy hand-holding and toward systems that can better infer the user’s goal, ...

Claude Sonnet 5 brings stronger agentic AI features, lower pricing, and updated safety protections. Here's what IT leaders ...

Anthropic is upgrading Claude Sonnet, replacing Sonnet 4.6 from February with Sonnet 5 as the best medium-sized model. Claude ...

Claude Sonnet 5 narrows the gap with Anthropic's flagship Opus 4.8, scoring close on key benchmarks while costing significantly less per token.

Frontier model launches are starting to look less like ordinary product releases and more like negotiated deployments shaped ...

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A basis point is one hundredth of a percent, or 0.01%. We describe mortgage rates’ ups and downs in basis points because they simplify comparisons. NerdWallet’s rates are expressed as an annual ...

My boy Nick actually did it! Not only did he successfully visit another time with Kat, but he also saved the day just by being himself. Is there anyone in any time who doesn’t love Nick? Describing ...

5 Things to Know is CNBC's Morning Squawk newsletter, a before-the-bell briefing on the most important news, trends and analysis that investors need to start their trading day. Subscribe here to ...