It looks like Meta just hit a big AI roadblock

Meta (META-2.36%) reportedly has delayed the release of its latest artificial intelligence model, known internally as “Behemoth,” raising concerns among employees about the effectiveness and direction of the company’s massive AI investments.

Engineers have struggled to improve the large-language model’s performance compared to earlier versions in the Llama model family, The Wall Street Journal (NWSA-0.90%) reports….