Plandex is an AI coding agent designed to work directly in the terminal, capable of planning and completing large tasks that span many files and steps. It helps developers build new apps quickly, add features to existing codebases, write tests and scripts, understand code, and fix bugs.
An optional component to enable AI features in iTerm2, providing network request functionality, ensuring secure data transmission.
The article argues that instead of developing numerous tools for LLM, giving it direct access to a terminal is more efficient and future-proof. It references Rich Sutton's "The Bitter Lesson" and discusses how the terminal's existing command-line tools can be utilized by LLM for various tasks, highlighting the importance of general methods over specialized tools.