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Build Meaning Before Machines: Why Semantics, Ontologies, And Knowledge Graphs Matter For Agentic AI

Your agents are guessing. Here's why semantics and ontologies are becoming table stakes for enterprise AI.

Illustration of independent geometric mechanisms passing paper tasks along branching amber tracks.
AI agents and the coordination of work.AI illustration by KeyNews
The KeyNews take

Why it matters

As agentic AI moves into production, enterprises are discovering that data infrastructure built for human consumption fails for autonomous systems. Ontologies and knowledge graphs aren't academic—they're now critical infrastructure decisions that affect whether agents make decisions or mistakes.

The key facts

9 to know
  1. Agentic AI requires semantic understanding, not just data retrieval

  2. Enterprise data strategies lack explicit context/meaning layers

  3. Agents without ontologies misinterpret metrics and make flawed decisions

  4. Knowledge graphs emerging as foundational infrastructure for agent reliability

  5. Agentic AI requires semantic context to function reliably

  6. Enterprise data strategies lack explicit meaning/ontology layers

  7. Without semantic context, agents misinterpret joins, metrics, and business logic

  8. Knowledge graphs and ontologies positioned as pre-deployment requirement for agents

  9. Source: Forrester research perspective

Go to the source

Forrester Blogforrester.com

Publisher excerpt: Agentic AI is exposing a foundational gap in most enterprise data strategies: data without meaning is unusable for autonomous systems. Agents don’t just retrieve data — they interpret, decide, and act. Without explicit context, they guess. And when agents guess, they get joins wrong, misinterpret…
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