According to Comviva's Global CMO Survey Report 2026, 90% of companies have ramped up their AI marketing expenditures, yet only 12% can demonstrate any measurable revenue impact from these investments. The report, titled "The AI Efficiency Divide: Measuring AI's Real Value Beyond the Hype," indicates that while AI is becoming a mainstream business priority, many organizations face challenges in quantifying the returns on their investments. A significant 86% of marketing leaders report being pressured by senior management to justify their AI spending, with only 16% feeling confident in defending their budgets with concrete business value. Key barriers to measuring AI's impact include cost fragmentation, difficulties in attributing revenue directly to AI, and a disconnect between customer experience improvements and measurable financial outcomes. Despite these challenges, certain AI applications, such as customer segmentation and campaign automation, have shown stronger business results. The report emphasizes that as AI adoption grows, the ability to measure its value will become a critical competitive advantage.