@nate.volkov: Tencent’s HY4 Preview just launched as a free, open-source AI model built for coding, tool use, and AI agents. With 770 billion parameters and a huge 1 million token context window, it can handle entire codebases and even beat GPT 5.6 in some tests. A viral breakthrough for AI developers and coding hackers. #hy4preview #tencentai #opensourceai #aicodegeneration #aimodels