A daily-life example
If AI gives the price of a plan, open the company’s official pricing page. Do not trust an old blog or the AI answer alone.
What to do
1. Mark every important fact
2. Ask where the information came from
3. Open the original source
4. Check date and exact wording
5. Correct or remove unsupported statements
Try this
Type this into the message box:
List the important factual claims in this answer. For each claim, tell me what original source I should check. Do not invent links.
Learn one useful technical term
Source
The original place where a fact, rule, price or research finding comes from.
Tools related to this article
These are relevant options—not a ranking.
- Perplexity — Discovering possible sources · Official website ↗
- Gemini — Research assistance · Official website ↗
- ChatGPT — Organising a checking list · Official website ↗
- Claude — Comparing supplied documents · Official website ↗
Which tool is best?
Unbiased answer: A tool that shows links can make discovery easier, but the best checking method is still opening the original source.
Important safety check
A citation is not proof by itself. Confirm that the source supports the exact sentence.
Before moving to the next lesson
- I opened the original source
- I checked its date
- I removed claims I could not confirm