HPC-AI Tech introduces Open-Sora 2.0, a cost-efficient AI video generation model.Open-Sora 2.0 reduces training costs by 5 to 10 times compared to competing models.Key features of Open-Sora 2.0 include a hierarchical data filtering system, an advanced autoencoder, and a hybrid transformer framework.The model outperforms proprietary and open-source competitors in certain evaluation metrics.