Anthropic's latest Fable 5.1 model jumps to the top of LLM leaderboards

Anthropic launched a new model on September 1 called Claude Fable 5.1.  The model immediately claimed the number one spot on Artificial Analysis’s intelligence leaderboard with a score of 66 on the site’s index, dethroning Opus 5 in the process. Fable 5.1 and Opus 5 sit atop the leaderboard Artificial Analysis ranks over 250 language...