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Glossary term

Hallucination

An agent answering from its own reasoning instead of calling the available MCP tools, producing made-up numbers that do not match the actual data, which trust-but-verify discipline catches before anything reaches leadership.

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Where it appears

Read the term in context.

Each row is a lesson that uses this term. The lesson where it first appears is the canonical definition.

Start with the bill.

Foundations takes about five hours. The first lesson is nine minutes.

Open curriculum. No login. No paywall. 237 lessons across 7 courses, three publicly verifiable credentials. Read it on the train, take the exam on a Saturday, list the credential on your résumé Monday.

5h median time to finish Foundations
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Multi-cloud automation· Production-ready in 30 min· SOC 2 · ISO 27001· 30% average cloud cost cut· 4 platforms · 1 console· Multi-cloud automation· Production-ready in 30 min· SOC 2 · ISO 27001· 30% average cloud cost cut· 4 platforms · 1 console·