Tian Zuo

Web search and fetch with configurable fallback order across OpenAI, DeepSeek, Exa, Tavily, Firecrawl, Monid, Brave, Parallel, TinyFish, Ollama, and direct HTTP.

Use Devin (devin acp) models inside the pi coding agent over the Agent Client Protocol, with pi as the UI.

Replace Pi's built-in Bash with automatic background yielding, exactly-once completion notifications, and a /ps viewer.