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  2. Mon, Sep 28

Daily · 18 charts · 10 branded

New charts on Mon, Sep 28.

Everything we found that was published on this day (UTC). Branded charts first, then news, most viewed first. Nothing is added to fill the day.

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Arena benchmark bar chart: Agent Arena Rankings

Chart of the day

Agent Arena Rankings

Arena·X·Sep 28, 2026

Views107.2K
Likes395
Their usual likes20xlikes against that account's usual post
Open the chart

All 18 charts

Arena benchmark bar chart: Agent Arena Rankings20x
Arena·Sep 2026
Agent Arena Rankings
107.2K views395 likes0.4% eng.
Data
Artificial Analysis small multiples: AI model intelligence index
Artificial Analysis·Sep 2026
AI model intelligence index
430.7K views3.4K likes0.9% eng.
Data
Claude Opus 5: Knowledge work by effort level
OfficialX · AnthropicSep 28, 2026
Knowledge work by effort level358K views · 2.4K likes
Data
Claude Opus 5: Agentic coding CursorBench by effort level
OfficialX · AnthropicSep 28, 2026
Agentic coding CursorBench by effort level358K views · 2.4K likes
Data
Claude Opus 5: Agentic coding FrontierCode1.1 by effort level
OfficialX · AnthropicSep 28, 2026
Agentic coding FrontierCode1.1 by effort level358K views · 2.4K likes
Data
Claude Opus 5: Agentic terminal coding by effort level
OfficialX · AnthropicSep 28, 2026
Agentic terminal coding by effort level358K views · 2.4K likes
Data
SemiAnalysis bar chart: AI hardware speed comparison
SemiAnalysis·Sep 2026
AI hardware speed comparison
248.9K views1.5K likes0.7% eng.
Data
SemiAnalysis stacked bar chart: Fab Buildout Schedules
SemiAnalysis·Sep 2026
Fab Buildout Schedules
197.5K views1.4K likes0.8% eng.
Data
a16z grouped bar chart: AI Power Tool Adoption1.6x
a16z·Sep 2026
AI Power Tool Adoption
77.3K views535 likes0.8% eng.
Data
Arena scatter plot: AI model cost performance9.3x
Arena·Sep 2026
AI model cost performance
37.7K views186 likes0.6% eng.
Data
Grok 4: AI cyber safety benchmark scores
X · @ArtificialAnlysSep 28, 2026
AI cyber safety benchmark scores157.1K views · 1.1K likes
Data
Claude Fable 5: Agent Arena Leaderboard
X · @arenaSep 28, 2026
Agent Arena Leaderboard123.1K views · 472 likes
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Claude Opus 5: Claude Opus 5.5 (High) Rank #2 & Pareto
X · @arenaSep 28, 2026
Claude Opus 5.5 (High) Rank #2 & Pareto64.3K views · 549 likes
Data
Claude Opus 5: Claude Opus 5.5 (High) Pareto Frontier for Agent
X · @arenaSep 28, 2026
Claude Opus 5.5 (High) Pareto Frontier for Agent27.3K views · 241 likes
Data
Claude Sonnet 5: Terminal-Bench AI Model Scores
X · @ArtificialAnlysSep 28, 2026
Terminal-Bench AI Model Scores23.2K views · 143 likes
Data
Claude Sonnet 5: Output Tokens per Intelligence Index Task
X · @ArtificialAnlysSep 28, 2026
Output Tokens per Intelligence Index Task15.7K views · 111 likes
Data
Claude Sonnet 5: AI Benchmark Leaderboards
X · @ArtificialAnlysSep 28, 2026
AI Benchmark Leaderboards13.8K views · 53 likes
Data
GPT-6: AI model cost versus cyber index
X · @ArtificialAnlysSep 28, 2026
AI model cost versus cyber index8.6K views · 52 likes
Data