Techniques
Grounding
Also known as: grounded
In one line
Connecting an AI's answers to verified sources so it can't just make things up.
What does Grounding mean?
Grounding pipes trusted data (your docs, live search, a database) into the prompt so the model answers from evidence, not from memory. It's the main defence against hallucinations.
A real-world example
A legal AI that cites the exact case-law paragraph it used for each sentence.