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  2. Mon, Sep 21

Daily · 13 charts · 5 branded

New charts on Mon, Sep 21.

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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xAI: AI Model Cost vs Performance

Chart of the day

AI Model Cost vs Performance

xAI·X·Sep 21, 2026

Views41.6M
Likes3.5K
Their usual likesn/anot known for this chart
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All 13 charts

Grok 4: AI Model Cost vs Performance
OfficialX · xAISep 21, 2026
AI Model Cost vs Performance41.6M views · 3.5K likes
Data
Artificial Analysis bar chart: AA-Briefcase Elo benchmark
Artificial Analysis·Sep 2026
AA-Briefcase Elo benchmark
4.2M views948 likes0.0% eng.
Data
Artificial Analysis benchmark bar chart: AI Index Rankings
Artificial Analysis·Sep 2026
AI Index Rankings
949.7K views4.2K likes0.5% eng.
Data
The Economist line chart: Midterm election forecast
The Economist·Sep 2026
Midterm election forecast
82.5K views269 likes0.5% eng.
Data
Visual Capitalist annotated chart: Global oil importers
Visual Capitalist·Sep 2026
Global oil importers
17.7K views222 likes1.7% eng.
Data
Grok 4: AI model performance indices
X · @ArtificialAnlysSep 21, 2026
AI model performance indices21.7M views · 2K likes
Data
Grok 4: Output Tokens per Intelligence Task
X · @ArtificialAnlysSep 21, 2026
Output Tokens per Intelligence Task51.3K views · 146 likes
Data
Grok 4: Grok improvement over time
X · @arenaSep 21, 2026
Grok improvement over time33.1K views · 236 likes
Data
Grok 4: AA-Briefcase Elo & GDPval-AA v2 Leaderboard
X · @ArtificialAnlysSep 21, 2026
AA-Briefcase Elo & GDPval-AA v2 Leaderboard22.4K views · 192 likes
Data
Grok 4: AI Model Benchmark Scores
X · @ArtificialAnlysSep 21, 2026
AI Model Benchmark Scores12.5K views · 130 likes
Data
Grok 4: Intelligence Evaluations
X · @ArtificialAnlysSep 21, 2026
Intelligence Evaluations8.9K views · 72 likes
Data
Grok 4: Intelligence Index vs. Time per Task
X · @ArtificialAnlysSep 21, 2026
Intelligence Index vs. Time per Task7.8K views · 80 likes
Data
Grok 4: AA-Omniscence Index and Accuracy
X · @ArtificialAnlysSep 21, 2026
AA-Omniscence Index and Accuracy6.7K views · 80 likes
Data