This book constitutes the refereed proceedings of the 13th International Conference on Analysis of Images, Social Networks and Texts, AIST 2026, held in Astana, Kazakhstan, during October 16–18, 2026.

The 29 full papers and 1 short paper included in this volume were carefully reviewed and selected from 115 submissions. They are organized into the following topical sections: Natural Language Processing; Computer Vision; Data Analysis and Machine Learning; and Network Analysis.