ODA-Mixture High-quality mixture datasets for post-training covering multiple domains. OpenDataArena/ODA-Mixture-500k Viewer • Updated 5 days ago • 506k • 7.29k • 120 OpenDataArena/ODA-Mixture-100k Viewer • Updated 5 days ago • 101k • 4.4k • 94 OpenDataArena/Qwen2.5-7B-ODA-Mixture-500k Text Generation • 333k • Updated 5 days ago • 27 OpenDataArena/Qwen2.5-7B-ODA-Mixture-100k Text Generation • 333k • Updated 5 days ago • 30
ODA-Math High-quality mathematical datasets for post training. OpenDataArena/MathLake Viewer • Updated Dec 23, 2025 • 8.31M • 824 • 15 OpenDataArena/ODA-Math-460k Viewer • Updated 5 days ago • 460k • 7.1k • 102 OpenDataArena/Qwen2.5-7B-ODA-Math-460k Text Generation • 8B • Updated 5 days ago • 20 OpenDataArena/Qwen3-8B-ODA-Math-460k Text Generation • 308k • Updated 5 days ago • 29 • 1
ODA-Mixture High-quality mixture datasets for post-training covering multiple domains. OpenDataArena/ODA-Mixture-500k Viewer • Updated 5 days ago • 506k • 7.29k • 120 OpenDataArena/ODA-Mixture-100k Viewer • Updated 5 days ago • 101k • 4.4k • 94 OpenDataArena/Qwen2.5-7B-ODA-Mixture-500k Text Generation • 333k • Updated 5 days ago • 27 OpenDataArena/Qwen2.5-7B-ODA-Mixture-100k Text Generation • 333k • Updated 5 days ago • 30
ODA-Math High-quality mathematical datasets for post training. OpenDataArena/MathLake Viewer • Updated Dec 23, 2025 • 8.31M • 824 • 15 OpenDataArena/ODA-Math-460k Viewer • Updated 5 days ago • 460k • 7.1k • 102 OpenDataArena/Qwen2.5-7B-ODA-Math-460k Text Generation • 8B • Updated 5 days ago • 20 OpenDataArena/Qwen3-8B-ODA-Math-460k Text Generation • 308k • Updated 5 days ago • 29 • 1