HunyuanVideo 1.5 Technical Report

arXiv — cs.CVTuesday, November 25, 2025 at 5:00:00 AM
  • HunyuanVideo 1.5 has been introduced as a lightweight open-source video generation model, achieving state-of-the-art visual quality and motion coherence with only 8.3 billion parameters, facilitating efficient inference on consumer-grade GPUs. This model incorporates advanced features such as selective and sliding tile attention, glyph-aware text encoding, and a video super-resolution network.
  • The release of HunyuanVideo 1.5 represents a significant milestone for Tencent and the AI community, as it sets a new benchmark in open-source video generation, potentially democratizing access to high-quality video creation tools for developers and researchers.
  • This development aligns with ongoing advancements in AI-driven video generation, highlighting a trend towards more efficient models that require less computational power while maintaining high-quality outputs. The emergence of various frameworks and datasets in this field underscores a growing emphasis on enhancing user control and adaptability in video generation technologies.
— via World Pulse Now AI Editorial System

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