Artificial Analysis Intelligence Index v5.0 chart shows mystery top models with no public API
giffmana · x · 2026-10-29
A chart shared by giffmana shows the Artificial Analysis Intelligence Index v5.0, aggregating 9 evaluations (AA-Briefcase, Terminal-Bench 4.0, HLE-Diamond, GDPpdf, etc.). Claude Opus 5.1 (Fantasy) tops the list at 58, followed by Astra (Fantasy) at 57 and GPT-5.6 at 55 — with a "No publicly available API" marker suggesting these are unreleased frontier models. Gemini 4 Pro and Muse (Full) tie at 50; Kimi K3.1 Pro scores 46.
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