Global AI Spending to Surge to $3.637 Trillion by 2027, Driven by Services and Infrastructure Demand

September 18, 2026
Global AI Spending to Surge to $3.637 Trillion by 2027, Driven by Services and Infrastructure Demand
  • The long-term outlook now includes cross-functional agents and consumer agents in the AI spending forecast, projecting a $1.2 trillion AI services market by 2030.

  • Enterprises increasingly rely on providers to embed AI features and manage costs, while concerns persist about vendor lock-in, data sovereignty, and potential cost overruns.

  • A $1.2 trillion AI services opportunity is anticipated by 2030, driven by transformation initiatives and indirect AI projects, despite ongoing concerns like lock-in and data sovereignty.

  • Gartner Forecast covers AI spending worldwide from 2025 to 2030, with related analyses and webinars, including memory price impacts on technology spending.

  • AI infrastructure demand remains robust as hyperscalers and service providers buy AI-optimized servers and related hardware, making it the largest area of AI spending.

  • Investment in AI infrastructure continues to be strong, driven by demand for AI-optimized hardware and data center capacity from major providers.

  • The AI data center capacity build-out by hyperscalers and service providers is described as the largest infrastructure project humanity has undertaken.

  • Gartner’s spending breakdown shows AI Services, AI Software, AI Agents and Assistants, Generative AI Models, platforms for Data Science/ML, development platforms, data, and infrastructure collectively contributing to about $1.79 trillion in 2025 and $2.67 trillion in 2026, with continued growth through 2027.

  • Global AI spending is forecast to reach roughly $2.7 trillion in 2026, up about 49.5% year over year.

  • Total AI spending is projected at $1.786 trillion in 2025, $2.670 trillion in 2026, and $3.637 trillion in 2027.

  • Near-term outlook for 2026 shows AI application development platforms growing faster, revised from 28% to 39%, while generative AI model growth is elevated to 117% from 110%.

  • Generative AI model growth is expected to accelerate to 117% in 2026, driven by demand for cost-efficient, enterprise-aligned models and domain-specific DSLMs.

Summary based on 3 sources


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