command line tool that lets you pair program with LLMs, to edit -code stored in your local git repository. Aider will directly edit the -code in your local source files, and git commit the changes with sensible -commit messages. You can start a new project or work with an existing git -repo. Aider is unique in that it lets you ask for changes to pre-existing, -larger codebases. Aider works well with GPT-4o, Claude 3 Opus, GPT-3.5 and -supports connecting to almost any LLM.