As with many current R packages for working with LLMs, you can also use a local model powered by ollama. Note that you can also use ellmer as a chatbot to ask questions about R and run LLMs locally.

The generative AI technology powering ChatGPT—OpenAI's GPT-3.5 and GPT-4 LLMs—is available to R users, with a growing collection of packages and apps to choose from.