⚡Claude Fable 5.2 achieved a score of 65 on the Artificial Analysis benchmark, the highest recorded so far.

"Claude Fable 5.2 scores highest on Artificial Analysis benchmark" — Hacker News (best) · AI & Technology

10 Nov 2026

What it means

, Anthropic's latest AI model, achieved a score of 65 on the Artificial Analysis Intelligence Index, the highest score recorded on that benchmark to date. This means it currently leads in overall intelligence among tracked models, though at its maximum setting it is also the most expensive. The benchmark evaluates models on a combination of intelligence, performance, and pricing.

Accuracy & sourcesGrounded

The claim originates from Anthropic's official blog post and is confirmed by Artificial Analysis's independent ranking, giving it strong credibility as a primary-source release with third-party corroboration.

How new

The story is genuinely new, published on November 9, 2026.

Past coverage

In June 2026, we covered Claude Fable topping its cohort on a new agentic benchmark, showing continued progress in the model line.