B'
Bench'd
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

LangMem

Listed
LangChain IncWebsiteGitHub(2.1k)DocsLast tested May 2, 2026

Standalone long-term memory SDK from LangChain for extracting, storing, and retrieving memories across agent sessions. Supports semantic and episodic memory with configurable storage backends.

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

Listed systems are indexed but not yet scored. Check back soon.

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