Claudius is the result - a lightweight Neovim plugin that gives you a natural chat interface to Claude right in your buffer. It handles the API interaction, provides proper syntax highlighting and message folding, and even lets you convert your existing Claude Workbench prompts to a chat format.
No fancy UI, no bells and whistles - just a straightforward .chat buffer where you can have your conversations with Claude while staying in your familiar Neovim environment.