The fields of psychology, robotics and machine learning have each been using some version of the concept for decades. You likely have a world model running inside your skull right now — it’s how you ...

Tencent has open-sourced its Hunyuan-MT AI translation models, which dominated WMT2025 benchmarks by outperforming industry leaders like GPT-4.1, Claude 4 Sonnet, and Gemini 2.5 Pro.