Ledger-grade memory for AI agents

Memory infrastructure for thinking machines

Retrieval with citations. Event-sourced and auditable.

• consistent ~150ms warm hybrid search (p50) — measured on live prod /v1/search
• 85.2% on the full LongMemEval-S (n=500, official LongMemEval judge) — every category published
• US data residency · model-agnostic, bring your own model

Mnemo is long-term memory infrastructure for AI agents: hybrid 7-strategy retrieval (vector + BM25 + knowledge graph + temporal + agentic + NDCG + RRF fusion), atomic fact extraction, and prompt-ready profiles. Self-host or use the API. Free tier: 10K memories + 10K queries / month.