GLOSSARY
Grounding
IN ONE SENTENCE
Grounding is when a model bases its answer on retrieved external content rather than parametric memory alone.
Grounding is when a model bases its answer on retrieved external content rather than parametric memory alone.
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In detail
This is the technical precondition that makes GEO possible at all. If an answer came purely from parametric memory, newly published content could never affect it. Where grounding applies, being retrievable is enough to have a chance of entering the answer — on a far shorter cycle.
Updated 2026-08-06