Turn frontier AI into enterprise impact
Improving enterprise productivity while protecting enterprise knowledge is not an easy task. With a growing list of AI tools and applications available, there’s a risk of making the wrong choice — which is why you need the support of experts who have managed the transformation already. We offer both standard and custom services for operationalizing AI tools, including enterprise deployment, adoption, and the management of next-generation AI platforms and AI assistants. We deliver security, governance and integration to boost productivity, automation and innovation across your enterprise.
OpenAI and NTT DATA
As businesses increasingly use generative AI, NTT DATA and OpenAI announced a global strategic partnership in April 2025. OpenAI Japan President Tadao Nagasaki and NTT DATA Group President Yutaka Sasaki discuss the transformation and future of business brought about by generative AI, and the value of this partnership to clients.
Our approach
Turning AI potential into enterprise impact requires more than technology — it demands strategy, alignment and sustained execution. We help you navigate the full journey: deploying AI at scale, transforming software development practices and co-building industry-specific solutions on modern AI platforms. From executive enablement and role-based training to governed agentic workflows and outcome measurement, we turn AI investment into measurable business results.
ChatGPT Enterprise Success
Make ChatGPT Enterprise the operating system of your enterprise. We help you with a tailored deployment and change-management strategy, executive enablement, AI champion activation, persona-based training, and adoption and value measurement to turn your AI investment into sustained P&L impact.
Codex Enablement and Engineering
Standardize on Codex and transform your software development lifecycle. We support you with executive and engineering alignment, secure rollout, role-based bootcamps, AI-powered developer coaching and outcome measurement — moving teams from "AI as assistant" to AI-native product engineering.
OpenAI API Industry Co-innovation
We work with you and OpenAI to co-build industry-specific AI-native solutions on the OpenAI API, including with OpenAI AgentKit, Agent Builder and the Connector Registry. From use-case discovery to production-grade, governed agentic workflows, we help you transform your business operations.
Our impact
OpenAI partner
First and largest OpenAI partner in Japan, expanding globally to all regions.
and local resources
70+ countries, 24x7 multinational support, 17,000+ data and AI practitioners worldwide
domain expertise
Vertical industry solutions for automotive, manufacturing, insurance and more, built on the OpenAI API
transformation partner
Trusted by 75% of the Fortune Global 100 and 10,000+ organizations worldwide for modernization
OpenAI aims to provide AI that is safe and easy for everyone to use through cutting-edge technology, and contributes to improving productivity. The introduction of ChatGPT Enterprise and OpenAI API by the NTT DATA Group is a large-scale business transformation initiative with an eye on both domestic and international operations, and we deeply support this."
Case studies
Learn how companies operationalize AI at scale by partnering with NTT DATA.
10–15 times increase in defect resolution throughput
A global technology leader is automating defect repair with Codex, delivering a 10–15 times increase in defect resolution throughput and reshaping how engineering teams work.
78% increase in sprint velocity
A global insurer is using a GenAI-powered tool across the software development lifecycle, increasing sprint velocity by 78% and creating a step change in developer productivity.
30,000+ users transform the enterprise from top to bottom
Executive enablement, functional AI champions and the involvement of every employee allowed this global enterprise to convert ChatGPT Enterprise from an operating cost into an adopted, measurable, scalable capability.
Industry recognition
HFS | 2026
NTT DATA named a Horizon – 3 Market Leader in the HFS Horizons: Agentic Services, 2026 report
HFS | 2025
NTT DATA named a Market Leader in HFS Horizons: Generative Enterprise™ Services, 2025 report
ISG | 2025
NTT DATA named a Leader in the ISG Provider Lens® for Generative AI Services, Global
ISG | 2025
NTT DATA named a Leader in the ISG Provider Lens® for Agentic AI Services, Global
Everest Group | 2025
NTT DATA named a Major Contender in the Everest Group Artificial Intelligence (AI) and Generative AI Services PEAK Matrix® Assessment 2025
IDC | 2025
NTT DATA named Major Player in the IDC MarketScape: Artificial Intelligence Services Vendor Assessment 2025
Our Partners
NTT DATA has a robust partnership strategy and startup ecosystem for AI, forming alliances with major and emerging vendors globally to enhance our capabilities. We develop assets and accelerators on top of partner products, creating joint offerings and go-to-market programs to help our clients.
Resource Library
Explore our research, insights, guides and news on AI services.
Related insights
About ISG Provider Lens® Research
The ISG Provider Lens® Quadrant research series is the only service provider evaluation of its kind to combine empirical, data-driven research and market analysis with the real-world experience and observations of ISG's global advisory team. Enterprises will find a wealth of detailed data and market analysis to help guide their selection of appropriate sourcing partners, while ISG advisors use the reports to validate their own market knowledge and make recommendations to ISG's enterprise clients.
Licensed extracts taken from Everest Group’s PEAK Matrix® Reports, may be used by third parties for use in their own marketing and promotional activities and collateral. Selected extracts from Everest Group’s PEAK Matrix® reports do not necessarily provide the full context of our research and analysis. All research and analysis conducted by Everest Group’s analysts and included in Everest Group’s PEAK Matrix® reports is independent and no organization has paid a fee to be featured or to influence their ranking. To access the complete research and to learn more about our methodology, please visit Everest Group PEAK Matrix® Reports.
IDC MarketScape vendor analysis model is designed to provide an overview of the competitive fitness of ICT suppliers in a given market. The research methodology utilizes a rigorous scoring methodology based on both qualitative and quantitative criteria that results in a single graphical illustration of each vendor’s position within a given market. The Capabilities score measures vendor product, go-to-market and business execution in the short-term. The Strategy score measures alignment of vendor strategies with customer requirements in a 3-5-year timeframe. Vendor market share is represented by the size of the icons.
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