SpaceXAI's new coding model is cheaper and faster than Anthropic and OpenAI's flagships—and by Musk's own account, at least one generation behind.

Elon Musk said the latest version of Grok is “faster, more token-efficient and lower cost” than one of Anthropic’s models.

xAI is speeding up development amid the race for the fastest and cheapest model in the AI space. Grok 4.5 first surfaced in private beta at Tesla and SpaceX in June, with Musk…

There are a lot of new AI models out this week.