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Publish Open Weights vs. Proprietary AI: The Gap Stays at 42 Points benchmark dataset
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{
"schema": "modevc.chart.v1",
"slug": "open-weights-vs-proprietary-arena-gap",
"title": "Open Weights vs. Proprietary AI: The Gap Stays at 42 Points",
"date": "2026-10-14",
"canonical_url": "https://modevc.com/charts/open-weights-vs-proprietary-arena-gap/",
"claim": "Open weights briefly beat every proprietary model in early 2025 (deepseek-r1); today the best open model trails by 42 points.",
"takeaway": "A 42-point gap does not justify a 10× price premium for 80% of workflows.",
"sources": [
{
"name": "Arena leaderboard dataset (lmarena-ai, CC BY 4.0)",
"url": "https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset"
}
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