How far back does your historical evidence go?
Quick Answer
Historical coverage varies by product, source and collection window; it is not a fixed 3-, 12- or 24-month allowance tied to a legacy subscription tier.
Answer
GEO Workspace
Assessments preserve observed responses, supporting evidence and published baselines generated for a particular workspace. Monitoring comparisons use that captured baseline and matching reviewed questions; they do not imply access to a universal historical archive of every Chinese AI engine.
China market intelligence and Traveller GEO
Historical comparisons can use CTD's relevant research, survey, travel, campaign or platform evidence where available and licensed for the agreed purpose. Depth depends on dataset, geography, source and measurement window.
Any custom historical backfill, multi-year comparison or external-data purchase must be assessed for availability and separately scoped. Historical depth is confirmed for each selected source, metric and measurement window.
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