How Organizations Use AI: Evidence from ChatGPT

This study analyzes real account records from ChatGPT Enterprise, linking over 1,500 organizations and more than 17 million messages. It derives practical usage patterns through corporate AI adoption status, roles by job function, and task classification.

Key findings include:

• Rapid Growth: Adoption by new companies and increased usage by existing users are occurring simultaneously. Total output tokens increased approximately 7-fold between June 2025 and March 2026.
• Concentration in Specific Company Groups: Adoption is centered on large, high-value US-listed companies with high R&D and SG&A ratios.
• Differences by Job Role and Seniority: Used across various job roles and levels, but usage intensity is particularly high among early-career employees.
• Broad Range of Tasks: Utilized across a wide spectrum of knowledge work, including writing, technical tasks, communication, and information synthesis.

In conclusion, organizations are integrating AI into their workflows at different speeds and for different purposes, and are still in an active phase of adaptation.