Codex · ChatGPT · Japan · OpenAI
NTT DATA Group cuts incident analysis to 30 minutes with Codex
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Building on companywide adoption of ChatGPT Enterprise, NTT DATA Group expanded Codex to approximately 9,000 employees across technical and nontechnical roles.
Key facts
- Codex has changed how people across the company think about AI,” says Hiroaki Sato of NTT DATA Group’s AI Technology Department
- Codex completed an incident analysis in 30 minutes that had previously taken five engineers 3 days
- Building on companywide adoption of ChatGPT Enterprise, NTT DATA Group expanded Codex to approximately 9,000 employees across technical and nontechnical roles
- After beginning a global strategic partnership with OpenAI in May 2025, NTT DATA Group moved to deploy ChatGPT Enterprise across the company
Summary
Codex completed an incident analysis in 30 minutes that had previously taken five engineers 3 days. NTT DATA Group is a Japan based global IT services company spanning consulting, systems development, and operations. To support this transformation, NTT DATA Group rolled out ChatGPT Enterprise across the company and introduced programs that help employees make AI part of their daily work. After beginning a global strategic partnership with OpenAI in May 2025, NTT DATA Group moved to deploy ChatGPT Enterprise across the company.