Agent this, coding that, but all I want is a KNOWLEDGEABLE model! Where are those?

The thing that brought me to LLMs 3 years ago, was the ability to obtain custom-fit knowledge based on my context, avoiding the pathetic signal-to-noise ratio that the search engines bring. The main focus now even with the huge models, is to make them as agentic as possible, and I can't help but think that, with the limited number of params, focusing on agentic task will surely degrade model's performance on other tasks. Are there any LLM labs focusing on