ChatGPT Images 2.5 in the Wild: A Launch-Period Dataset and Detector Evaluation
arXiv:2609.15100v2 Announce Type: replace-cross Abstract: An image tool can change its underlying generator while retaining its public name, making version attribution from online posts ambiguous. We study this problem after the ChatGPT Images 2.5 launch. Our frozen collection contains 3,478 images…