$143.2B
private investment in AI infrastructure, models, research and governance in 2025, up from $37.3B

What the chart shows

The focus area covering AI infrastructure, foundation models, research and governance drew $143.2 billion of private investment in 2025, up from $37.3 billion in 2024. The next largest, data management and processing, drew $31.6 billion.

Internet of things ($14.6 billion) and medical and healthcare ($11.8 billion) completed the top four in 2025.

Key numbers

MeasureValue
AI infrastructure and models, 2025$143.2B
Same area, 2024$37.3B
Data management, processing, 2025$31.6B
Internet of things, 2025$14.6B

How to read it

  • Focus areas are Quid’s classification; a company can appear in more than one area, so areas do not sum to the global total. “AI infrastructure and models” is Quid’s area “AI infrastructure/models/research/governance”.
  • Sorted by 2025 value.
Source: Quid, 2025, via the AI Index Report 2026 (Stanford HAI), figure 4.2.16: Global private investment in AI by focus area, 2024 vs. 2025. Chart and text by AI Adoption.
Numbers checked against the published data on 19 October 2026.
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