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Upstash · Method

index.fetch

Use fetch to retrieve vectors by exact IDs or by an ID prefix. Optional flags control whether results include metadata, vector values, or data.

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Syntax

index.fetch(idsOrPayload)
index.fetch({ ids, includeMetadata?, includeVectors?, includeData?, namespace? })
index.fetch({ prefix, includeMetadata?, includeVectors?, includeData?, namespace? })

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Source: Fetch - Upstash Documentation. Checked 2026-11-03.