pi
An open-source AI agent toolkit with unified multi-provider LLM API, self-extensible coding agent CLI, TUI libraries, and Slack bot.
pi is an open-source AI agent toolkit offering a unified multi-provider LLM API (OpenAI, Anthropic, Google, etc.), an interactive self-extensible coding agent CLI, a TUI library with differential rendering, Slack bot, and vLLM pods. Compared to proprietary tools like Cursor or Claude Code, pi provides full transparency, multi-backend flexibility, and supply-chain hardened dependency management.