Policy, Governance & Responsible Use Warning Signs and Detection

How Do You Catch a Confident Answer That Is Completely Wrong?

AI Hallucinations

Free PDF Updated The Jonesi Consultancy
AI Hallucinations Detection For All Staff Warning Signs
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About this resource

What this guide covers

A hallucination is not a glitch. It is a direct consequence of how these systems work: they generate plausible continuations rather than retrieving facts, and a fabricated citation is produced by exactly the same process as a correct one. That is why AI hallucinations arrive with the same confidence as accurate answers and cannot be spotted by tone.

This guide covers why it happens, the warning signs that raise the probability an answer is invented, the categories where fabrication concentrates, and a practical detection routine you can run in proportion to the stakes. It combines the warning-signs material with the detection checklist into one document, because knowing the signs without a routine produces anxiety rather than accuracy.

Fabrication comes from the same mechanism as correct output. There is no future version where confident wrong answers stop existing, which is why verification is permanent.

How to use it

Purpose, and how this will help

Read the hot-spot list and check your own work against it this week. Most people verify what feels uncertain, which is exactly backwards: fabrication concentrates in specifics that read as authoritative, and the parts of an answer that feel most solid are frequently the parts most worth checking.

Inside the download

What you'll take away

1

Understand why it happens

The mechanism, which is what makes the risk predictable rather than random.

2

Know the warning signs

What raises the probability that a given answer is invented.

3

Target the hot spots

The categories where fabrication concentrates, so checking is efficient.

4

Run a detection routine

A repeatable process scaled to how much the work matters.

Who this is for

  • Anyone whose AI-assisted work reaches a client, board, or record
  • Researchers, analysts, and anyone citing sources
  • Professionals in regulated fields
  • Managers setting verification expectations

Common questions

Frequently asked

Why does AI make things up?

Because these systems generate statistically likely text rather than retrieving stored facts. A plausible-sounding citation is produced by the same process as a correct one, so there is no internal signal distinguishing them. This is a property of the architecture rather than a defect awaiting a fix.

What kinds of information do AI systems get wrong most often?

Specifics. Citations and references, statistics and figures, direct quotations, proper names, dates, URLs, legal and regulatory detail, and anything after the training cutoff. General explanations of well-established concepts are far more reliable than any particular fact attached to them.

Can you tell when AI is hallucinating?

Not from tone, which is the central difficulty. Fabricated content is delivered with the same confidence as accurate content. What you can do is recognize the high-risk categories and check those specifically, rather than trying to sense which parts of an answer feel less certain.

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