CountBot is a lightweight AI Agent framework and runtime hub that connects large language models, messaging platforms, workflows, and external tools. It orchestrates roles, teams, memory, and tool calls across 100+ LLM providers. The framework enables long-running agents with multi入口 collaboration, integrating with platforms like WeChat, Feishu, DingTalk, Telegram, and QQ, while supporting external AI coding tools like Claude Code and Codex.