Works with several providers (e.g. Github copilot or bring your own key). They offer a server and an sdk, so you can build all kinds of personal tools. It's amazing.
Very interesting! What do you mean by personal tools? Do you have any examples of something you've built with this?
Claude Code also has Claude Agent SDK (basically a wrapper around Claude Code) with a million downloads in the past week.
https://www.npmjs.com/package/@anthropic-ai/claude-agent-sdk