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Stanford AI Index: 78% of organisations used AI in 2024

Stanford HAI published its 2025 AI Index. It finds 78% of organisations used AI in 2024, up from 55% a year earlier.

  • Application layer
  • Capital allocation
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01What happened

In the same report, the cost of querying a comparable model fell more than 280x in 18 months.

The report also puts a size on those returns: among companies reporting financial benefits, most cost savings were below 10% and most revenue gains below 5%.

02By the numbers

78%
organisations using AI in 2024
55%
the same figure a year earlier
280×
fall in inference cost over 18 months

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