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OpenDataArena

community
https://opendataarena.github.io
OpenDataArena
Activity Feed

AI & ML interests

Data-centric AI, LLM, MLLM

Recent Activity

LHL3341  updated a model 7 minutes ago
OpenDataArena/MMFineReason-8B
LHL3341  published a model 13 minutes ago
OpenDataArena/MMFineReason-8B
starriver030515  updated a dataset 13 minutes ago
OpenDataArena/MMFineReason-Raw
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Papers

OpenDataArena: A Fair and Open Arena for Benchmarking Post-Training Dataset Value

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OpenDataArena 's datasets 6

OpenDataArena/MMFineReason-Raw

Viewer • Updated 13 minutes ago • 2.29M • 1.76k • 25

OpenDataArena/ODA-Math-460k

Viewer • Updated 9 days ago • 460k • 7.18k • 102

OpenDataArena/ODA-Mixture-100k

Viewer • Updated 9 days ago • 101k • 4.42k • 94

OpenDataArena/ODA-Mixture-500k

Viewer • Updated 9 days ago • 506k • 7.32k • 120

OpenDataArena/OpenDataArena-scored-data

Viewer • Updated Dec 23, 2025 • 15.7M • 7.82k • 8

OpenDataArena/MathLake

Viewer • Updated Dec 23, 2025 • 8.31M • 797 • 16
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