Overview
- OpenAI published a report called “The Shift to Agentic AI: Evidence from Codex” that documents broad changes in how people use Codex.
- The company says personal use increased 137-fold and organizational use rose 189-fold compared with its August 2025 baseline.
- OpenAI reports 97.9% of its employees now use Codex and external organization adoption has reached 17.3%.
- Active agentic-AI users grew more than fivefold in the first half of 2026 and the share of users submitting tasks expected to take over eight hours rose nearly tenfold.
- OpenAI’s findings come from its internal and external telemetry and show Codex being used for continuous, multi-step tasks, which could change how teams automate workflows and assign long-running work.