Elon Musk declares Anthropic AI leader in July 9 X post

In a notable reversal, technology executive Elon Musk has publicly declared that the artificial intelligence company Anthropic is the current leader in the field, a significant endorsement from the head of a rival firm. Musk made the statement on July 9 in a post on X, directly contradicting his previous criticisms of the AI startup.

Musk wrote that he was clearly wrong about Anthropic and that no other company has released a model as good as the combined offerings of Anthropic's Mythos and Fable. He added that Anthropic would undoubtedly have its next-generation model, Mythos 2, ready soon. The comments came in response to a user discussion questioning whether a major compute deal between Anthropic and Musk's SpaceXAI unit could disadvantage Anthropic. Musk asserted he would never cut off a competitor's access to infrastructure in a harmful way, stating that such tactics are not his style. He pointed to Tesla's past decisions to open-source patents and make its Supercharger network available to competitors as evidence of this philosophy.

This praise marks a sharp departure from Musk's stance less than a year ago. In September 2025, he had posted that winning was never a...