Anthropic's Opus 5 blows past Fable 5 and GPT-5.6 Sol on the benchmark designed to measure real intelligence

Anthropic's Opus 5 achieved a remarkable score of 30.2% on the ARC-AGI-3 benchmark, nearly quadrupling the previous record of 7.8% set by GPT-5.6 Sol. The benchmark's developers noted that the model independently formulated reflection equations, a behavior never observed in other models, indicating its enhanced logical reasoning capabilities. This achievement signifies a notable advancement in artificial intelligence, paving the way for new innovations in developing smarter models capable of critical thinking.