Pre-print v1.0 (2026-04-27) This repository contains the open pre-print and supporting artifacts for ContentOS, a reproducible English+Russian AI-text-detection ensemble.

Authors and affiliation

Gregory Shevchenko — author, Humanswith.ai (founder) Humanswith.ai team — methodology, calibration, evaluation infrastructure

ContentOS is a Humanswith.ai product. This preprint is published under the author's… See the full description on the dataset page: https://huggingface.co/datasets/Humanswith-ai/contentos-preprint.