The target audience for BentoML includes AI teams in enterprises of all sizes, ranging from startups to large corporations. It focuses on companies building custom AI solutions, deploying large language models (LLMs), and creating various AI applications like Voice AI Agents, Document AI, and RAG apps. The audience also includes data science and engineering teams that need to work independently and efficiently, as well as ML Engineering teams seeking the flexibility to refactor and scale AI services. Specifically, Yext, Neurolabs, Mission Lane, and LINE are mentioned as customers, indicating a broad range of industries and use cases.