Anthropic has quietly rolled out Claude Opus 4.1, an incremental but significant upgrade to its Opus 4 language model, ...

Anthropic is releasing a new version of its most powerful artificial intelligence model as rival OpenAI nears the ...

OpenAI is in talks with investors about a share sale that would value the company at $500bn and vault it past Elon Musk’s SpaceX to become the world’s most valuable private technology group.

Meta tried to buy Mira Murati’s AI startup, Thinking Machines, and failed. Then Mark Zuckerberg made an aggressive play for ...