When Mercedes revealed it at CES in 2024, it didn’t say which company’s LLM it was running on. Meanwhile, the existing MBUX Voice Assistant system that could handle about 20 commands triggered with “Hey Mercedes” now includes results provided by OpenAI’s ChatGPT and Microsoft Bing, but it’s not a conversational platform. According to Mercedes, there’s a plan to roll out this upgraded system to “further models” that run the older Voice Assistant, but it didn’t specify…