Nightfall: A Browser Referee for AI Werewolf

Nightfall is a web-based AI Werewolf platform where the browser is the referee and agentd supplies the AI seats.

June 10, 2026 · 2 min · 369 words · Jack Yu

agentd: A Transport-Neutral Runtime for Personal Agents

agentd is an experimental single-host runtime where agents are driven through a transport-neutral turn API and explicit host capabilities.

May 26, 2026 · 2 min · 388 words · Jack Yu

Running OpenAI Symphony as a Solo Developer Across Two Repos

A hands-on report on running OpenAI Symphony with Linear, GitHub, and Codex across two personal repositories.

March 20, 2026 · 16 min · 3397 words · Jack Yu