Baidu has open-sourced ten variants of its Ernie 4.5
AI models on Hugging Face, marking a shift from its earlier proprietary stance. Ranging up to 424 billion parameters, the models were released under an Apache 2.0 license. Baidu said its 300-billion-parameter model outperformed rivals like
DeepSeek’s V3, joining a broader trend among Chinese tech firms embracing open AI.