Myth: An AI Model Looks Things Up Before It Answers
Myth vs fact: by default a large language model answers from its training plus your prompt. Web search or file lookup is a separate step.
The guide in text
The myth
An AI model looks things up before it answers.
The fact
Not by default. It answers from what it learned in training plus what you put in the prompt. Some products add web search or file lookup on top, which is a separate step.
From the Stepthrough AI glossary: Large language model (LLM)
The full definition: What is a large language model (LLM)? in the AI glossary, with an example from a free lesson, common confusions and tips.
Businesses and people in the examples are made up. The steps, screens and wording come from the free lesson and the Stepthrough glossary and prompt library.
Do it yourself, free
n8n AI Agent Tutorial: Save Social Media Ideas to Google Sheets. Build an AI agent for BrightPath Marketing that generates social media post ideas and saves them to Google Sheets — chat trigger, AI Agent, system prompt, model, memory, and the Sheets tool. You do every step yourself in a practice copy of n8n, it checks your work as you go, and “Do it for me” finishes any step you get stuck on. Free, and nothing touches your real accounts.
Start the free lessonRelated terms
Plain-English definitions, each with an example from a free lesson.
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Myth vs fact One graphic