Update README.md

README.md

@@ -14,3 +14,25 @@ pretty_name: AI Detector Arena Benchmark Dataset
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 - 1K<n<10K
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+
+# AI Detector Arena Benchmark Dataset
+
+A balanced benchmark dataset designed for evaluating AI image detection systems.  
+The dataset contains AI-generated and real photographs across multiple categories and generators and is used to power the live AI Detector Arena leaderboard.
+
+## Dataset Access
+
+Dataset homepage  
+https://aidetectarena.com/benchmark-dataset
+
+Versioned dataset page  
+https://aidetectarena.com/datasets/v0.1
+
+Full dataset download (CDN mirror)  
+https://aidetectarena-benchmark.nyc3.cdn.digitaloceanspaces.com/datasets-archive/benchmark-v0.1.zip
+
+GitHub repository (metadata, evaluation scripts)  
+https://github.com/AI-Detect-Arena/benchmark-dataset
+
+Live benchmark leaderboard  
+https://aidetectarena.com