Ethan Mollick tests Claude Fable 5.2 across coding, business and research, calling it almost AGI
2 on tasks spanning hardware hacking, business planning, humanities course building, academic research and a 450-world 3D portal project, and judged it almost AGI under his definition of matching most human experts at most computer-based intellectual tasks.
Why it matters: Ethan Mollick's hands-on tests of Claude Fable 5.2 show strong general capability across coding, business and research, while exposing a persistent gap in self-judging when work is good enough.