Enterprise AI agents keep operating from different versions of reality — Microsoft says Fabric IQ is the fix

In 2026, data engineers working with multi-agent systems are hitting a familiar problem: Agents built on different platforms don’t operate from a shared understanding of the business. The result isn’t model failure — it’s hallucination driven by fragmented context.The problem is that agents built on different platforms, by different teams, do not share a common understanding of how the business actually operates. Each one carries its own interpretation of what a customer, an order or a region means. When those definitions diverge across a workforce of agents, decisions break down.A set of announcements from Microsoft this week directly targets that problem. The centerpiece is a significant expansion of Fabric IQ, the semantic intelligence layer the company debuted in November 2025. Fabric IQ's business ontology is now accessible via MCP to any agent from any vendor, not just Microsoft's. Alongside that, Microsoft is adding enterprise planning to Fabric IQ, unifying historical