A deep dive into how OpenAI’s Codex team builds its coding agent
20 Mar 2026 6 minute read 0 comments YoussoufDelve
More than a million developers use OpenAI’s command-line coding interface every week. Named Codex, usage has increased 5x since the start of January 2026. In the first week of February, OpenAI launched the Codex desktop app, a macOS application that...