Glossary · Measurement and evidence
answer stability
How much an engine's answer to the same prompt changes between runs, models and days.
What answer stability means
How much an engine's answer to the same prompt changes between runs, models and days. High churn means a citation observed once is weak evidence; measuring it needs repeated runs, which is why a single screenshot of an answer proves almost nothing about visibility.
What answer stability can and cannot support
| It can support | It cannot support |
|---|---|
| How much an engine's answer to the same prompt changes between runs, models and days. | High churn means a citation observed once is weak evidence; measuring it needs repeated runs, which is why a single screenshot of an answer proves almost nothing about visibility. |
Terms this definition uses
Related terms in Measurement and evidence
The vocabulary for saying how strongly something is known.
evidence level · false positive · denominator note · percentile rank · population baseline · cohort asymmetry · self-audit invariant · unscored measurement · dated series · change receipt · regression · finding age · graded through a wall · self-audit · placeholder in record · fetcher disagreement · own-host loop · score version · row review · double-counted defect · cosmetic row · gated row · log file analysis · AI referral attribution · finding fingerprint · finding state · headroom · fix list · render gap · lab data · Lighthouse · RUM · LCP · CLS · INP · topicality · intent coverage · canary · citation rate · presence rate
Questions about answer stability
What is answer stability?
How much an engine's answer to the same prompt changes between runs, models and days.
What does answer stability not show or guarantee?
High churn means a citation observed once is weak evidence; measuring it needs repeated runs, which is why a single screenshot of an answer proves almost nothing about visibility.
Which area of the glossary does answer stability belong to?
Measurement and evidence: The vocabulary for saying how strongly something is known.
See it in the full glossary · 668 terms across 19 areas.