Zenken Cuts ~$330K in Outsourcing After ChatGPT Enterprise Rollout • Zenken AI

Zenken Corporation (headquartered in Minato-ku, Tokyo; President and CEO: Junnosuke Hayashi; hereafter “Zenken”) today announced the results of its company-wide rollout of ChatGPT Enterprise , OpenAI’s enterprise-grade generative AI offering, which has been deployed to all employees since November 2024.

According to an internal survey conducted three months after the company-wide rollout, employees reported that the use of ChatGPT Enterprise reduced workload by approximately 12,500 hours per month and roughly doubled productivity on average .

In addition, total outsourcing expenditures for the full 2024 fiscal year — including the period prior to the company-wide rollout — declined by approximately ¥50 million (~$330,000) year-over-year , marking a notable financial impact alongside the operational gains.

For full details, see the official release:

Zenken、ChatGPT Enterprise全社員導入で年5,000万円の外部委託費用削減を実現！ | Zenken株式会社

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