Architect

Oct 26, 2026 · Artificial Intelligence

Codex Retrospective: From 30-Second Feedback to Hour-Long Autonomous Runs

The Codex team's retrospective reveals how AI coding agents evolved from requiring human feedback every 30 seconds to running autonomously for hours, shifting feedback from granular actions to high-level events like permission boundaries and acceptance criteria, enabled by a persistent runtime that preserves goals and state across sessions.