langchain-memory 0.0 on LongMemEvalcognee 0.0 on LongMemEvalmem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvalverifiedstate 0.0 on LongMemEvallangchain-memory 0.0 on LongMemEvalLetta 88.4 on LongMemEval3 systems independently scored36 systems indexedlangchain-memory 0.0 on LongMemEvalcognee 0.0 on LongMemEvalmem0-local 0.0 on LongMemEvalllamaindex-memory 0.0 on LongMemEvalllm-baseline 0.0 on LongMemEvalverifiedstate 0.0 on LongMemEvallangchain-memory 0.0 on LongMemEvalLetta 88.4 on LongMemEval3 systems independently scored36 systems indexed

Hindsight

Self-Reported
Hindsight AIWebsiteGitHub(0.8k)DocsLast tested Apr 22, 2026

Source-available memory system focused on retrospective analysis and memory consolidation. Periodically re-evaluates stored memories to surface stale or contradictory information.

This system hasn't been benchmarked by Bench'd yet.

This system has self-reported scores that have not been independently verified by Bench'd.

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