Top Architect

Oct 20, 2026 · Artificial Intelligence

How an OpenAI Engineer Turns Codex Into a 24/7 Autonomous Coding Agent

OpenAI Codex team member Jason Liu shares his production workflow: persistent cross-month threads, voice-driven tasks, Heartbeats scheduled automation, Goal mode for self-directed execution, test-based verification loops, and local Obsidian vault memory — turning Codex from a chat tool into a continuous autonomous developer.