RubyLLM has gained traction among developers who appreciate Ruby's expressive syntax in the context of AI, particularly due to its ease of use compared to other libraries like langchain. Despite some skepticism about Ruby's relevance in modern tech stacks, users have expressed excitement and satisfaction with RubyLLM, suggesting it might be a turning point for Ruby enthusiasts to explore frameworks like Rails. The overall sentiment reflects a desire for better developer experience (DX) in the AI landscape.