Anthropic has arrived with the newest entrant in the AI race — and a new stack of cash. On Thursday, the AI lab announced a new $65 billion fundraise, valuing it at a staggering $965 billion and making it the most valuable AI startup — surpassing its rival OpenAI. The same day, Anthropic released Claude Opus 4.8, a new version of its general-purpose large language model. Anthropic called it a "modest but tangible improvement on its predecessor" and said it's better at coding, reasoning, and