Codex usage is up more than tenfold in six months, with the user count reaching roughly 7 million and growing quickly. The post compares that momentum with Claude Code and asks whether OpenAI's coding agent has overtaken its main rival in usage.
The numbers are not a full market audit, but they capture the pace of adoption in AI-assisted software development. Coding agents have become one of the clearest near-term arenas where frontier labs can turn model capability into daily professional use.