AI Search: A Game-Changer For B2B Marketing’s Accountability Model

InnovationEnterprise TechAI Search: A Game-Changer For B2B Marketing’s Accountability ModelByForrester,Contributor.Follow AuthorApr 24, 2026, 09:00am EDT--:-- / --:--This voice experience is generated by AI. Learn more.This voice experience is generated by AI. Learn more.AI Search: A Game-Changer for B2B Marketing AccountabilityForresterMost B2B marketers understand how buying behaviors are changing. As my colleagues have authoritatively written about, business buyers are turning to answer engines as a tool to increase their speed, efficiency, and confidence in purchasing. Accordingly, 90% of B2B marketing leaders report that AI visibility is, at minimum, an investment-level priority. But the implications of this change in buying behavior are further-reaching than you may realize. A foundational challenge to how B2B marketing operates quietly looms beneath the surface. Engagement metrics have long dominated how B2B marketing is judged For more than two decades, B2B marketing has relied on a simple bargain to explain its value: If our business systems can see that buyers engaged with marketing assets, then marketing must be working. Engagement became the simple proof that marketers used to guide investment, defend budgets, and earn credibility with the business. Forrester’s research shows that the ways B2B marketing presents its business contribution are dominated by engagement-based metrics — metrics such as marketing-sourced pipeline, marketing-influenced revenue, and lead volume. These metrics are all based upon the ability for marketing to “prove” direct engagement with B2B buyers. Eight of the top 12 criteria on which leaders judge B2B marketing are built upon proof of engagement. Engagement is tangible, it’s relatively easy to measure and describe, and it became an opportunistic way to convey marketing’s value. The problem is that it has never reflected the reality of how buyers buy, what businesses expect of marketing, or what drives organizational impact. And...