
Baidu delivers new LLMs ERNIE 4.5 and ERNIE X1 undercutting DeepSeek, OpenAI on cost — but they’re not open source (yet)
Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More Over the weekend, Chinese web search giant Baidu announced the launch of two new AI models, ERNIE 4.5 and ERNIE X1, a multimodal language model and reasoning model, respectively. Baidu claims they offer state-of-the-art performance on a variety of metrics, besting DeepSeek’s non-reasoning V3 and OpenAI’s GPT-4.5 (how do you like the close name match Baidu