Unverified50% confidenceFactExact time
Memory decay refers to the truncation or compression of historical information once it exceeds the context window, significantly reducing an agent's ability to track its own inventory, completed progress, and outstanding commitments.
1
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50%
Confidence
Long-term
Relevance
10/19/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedSummary-based memory compresses original interactions into summaries, causing irreversible information loss.78% similarUnverifiedBounded forgetting means the memory retrieval space should not grow without limit, and records that are no longer relevant should be retired on a schedule; unbounded memory causes short queries to face more and more long records, leading to hidden degradation of retrieval effectiveness.77% similarUnverifiedContext compression shortens history by summarizing or discarding old tokens, at the cost that information may be irreversibly lost.76% similarUnverifiedMany linear attention or sparse attention methods lose the ability to precisely retrieve historical information while compressing computation.75% similarUnverifiedSimple Memory's data is lost after the workflow restarts.75% similar
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