Artificial Analysis launches AA-PersonalityBench: Claude models lead on information density and literacy
ArtificialAnlys · x · 2026-10-22
Artificial Analysis announced AA-PersonalityBench, a benchmark measuring AI models' personality and communication style. A panel of LLM judges compares answers pairwise on 30 traits, rolled into 8 indexes (Expressiveness, Organization, Informativeness, Transparency, Warmth, Conviction, Imagination, Slop), plus 21 programmatically measured communication characteristics like length and structure.
First results show Anthropic models lead on information density and literacy:
- Most Information Dense: Claude Fable 5.1 (100), Claude Opus 5.5 (97), Claude Sonnet 5.5 (95), Claude Haiku 5.5 (92)
- Most Literate: Claude Haiku 5.5 (100), Claude Opus 5.5 (97), Claude Fable 5.1 (95)
Evaluated models also include GPT-6 Astra, Gemini 4 Argon, Grok 4.7, DeepSeek V4.1 Flash, and GLM-5.3. Users can build custom personality rankings via the live leaderboard.
More from Models
- Dev begs Anthropic for a toggle to escape safety-filter downgrades to 'Worst Opus Ever' — moyix · 2026-10-22
- ByteDance's Dreamina Slashes First Month to $0.29, Undercutting Rivals Charging $9-24 — LearnWithBishal · 2026-10-22
- mitsuhiko hits Claude's 'violative cyber content' block just compiling PHP — mitsuhiko · 2026-10-22
- Claude didn't invent scorpion antivenom: The Verge debunks viral AI drug claim — The Verge AI · 2026-10-22
- Polymarket launches new market betting on when GPT Astra 6.1+ will be released — Polymarket · 2026-10-22
- Flint 40B hits 128 tok/s on M4 Pro via Kapitsa, 1.9x faster than llama.cpp — DotaMate · 2026-10-22