Synced reports Without warning, Anthropic released its next-generation flagship Fable 5.2 late at night, charging straight into the physical world. It comprehensively outperformed Opus 5.5 across the board and demonstrated astonishing generalization capabilities—it could easily handle even previously unseen new tasks. Solving Rubik's cubes by hand, twisting bottle caps, drawing robots, installing gears and testing gear meshing,Fable 5.2 achieved a 64.9% su