Introducing OpenRouter for tools ⚒️ Old world: SaaS bundles priced for humans. $139/mo, and you don't even know what's in the box. New world: agents don't care about vendors. They want the best API for the task - and to pay for the result. - 2,600 agent-friendly tools: seo/ge…↗

I rebuilt Posia using the Pi Agent SDK. The core agent is ~15 lines of code, and the harness is so flexible and hackable. Recorded a 17-min walkthrough on: - Pi’s extension system + how to build your own - extensions that cut tool tokens by 80–96% - the core Pi SDK, step by ste…↗

After a few hours of research, Here are some best open source reference of how to build a 'Claude Code': - Open Code: github.com/opencode-ai/op… - Gemini CLI: github.com/google-gemini/… - Claude Code system prompt: github.com/asgeirtj/syste… ——— A basic coding agent compose…↗