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A sustainable approach to AI cost management

CFO Insights

Today’s CFOs are increasingly examining new financial frameworks as their organizations accelerate AI transformation, a strategic necessity to stay competitive. Deloitte’s Q4 2025 North American CFO Signals™ survey revealed that 87% of 200 CFOs said AI will be extremely or very important to finance operations this year.

Achieving AI cost optimization, however, requires more than an episodic exercise of making budget cuts or finding the tradeoffs needed to move things forward. What CFOs should focus on instead is developing a sustainable cost management system, one that is a dedicated function operating on a continuous cycle. When it comes to strategies for AI deployment, it’s important to note that the value of this now-ubiquitous technology often depends on having it embedded in core workflows, data models, and operating processes. Those costs can be unpredictable—and can scale quickly with adoption.

The goal is to treat every dollar as an opportunity cost and systematically shift spend from low-value categories to capabilities that fund transformation (for example, cleaning data, streamlined workflows, and fortifying operating models). This helps preserve strategic flexibility so the organization can keep investing in times of uncertainty without defaulting to “panic cuts” that reduce adaptability.

For CFOs, the move to a sustainable cost management approach may require these three steps:

  1. Convert cost takeout into an enduring system. Too often, cost savings don’t stick. This approach could enforce accountability around savings long after the dollars have been reduced.
  2. Build a sustainable expense-management capability. Such a cost-discipline function requires defined governance, uses consistent metrics, and clarifies accountability.
  3. Use AI selectively. In a sustainable cost management function, AI may be most helpful in planning and budgeting, allocation, and control and insights. In those areas, the technology can add automation, detect deviations, and issue alerts when spend breaks specific thresholds.

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CFO Insights

CFO Insights is a monthly publication that provides thought-provoking perspectives for finance executives and their teams.

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