Anthropic's Claude Opus 5 delivers near-Fable 5 performance at half the token price

Anthropic's new flagship model Claude Opus 5 posts top scores in coding and knowledge work at half of Fable 5's token rates. On ARC-AGI-3, a benchmark for novel problem-solving, Opus 5 hits 30.2 percent, nearly four times higher than GPT-5.6 Sol. The article Anthropic's Claude Opus 5 delivers near-Fable 5 performance at half the token price appeared first on The Decoder .