LeCun, who previously served as Meta's chief AI scientist, didn't mince words. "xAI is kind of a failure, frankly, because the founding team has" departed, he said,...

Yann LeCun's comments renew a long-running spat with Musk and cast doubt over valuations of some of the world's biggest AI companies.

Yann LeCun called Musk's xAI a 'failure' and warned AI labs face a 'big bubble explosion' unless they raise prices, while raising $1bn for his own bet.