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Libra vs Zep: Which AI Memory Platform Is Better for Production Agents?
Overview
Zep and Libra both target long-term memory for agents. Libra differentiates with selective retrieval that minimizes tokens while keeping the right context in the window.
Benchmarks
Libra publishes only numbers it can reproduce. Figures below are placeholders.
| Benchmark | Libra | Zep |
|---|---|---|
| LongMemEval | <score> | <score> |
| LoCoMo | <score> | <score> |
| BEAM | <score> | <score> |
Key Advantages of Libra
Token efficiency and selective retrieval keep the right context in the window while spending fewer tokens — so agents stay accurate and affordable at scale.
When to Choose Libra Over Zep
Choose Libra if…
- Token efficiency is a priority
- You want benchmark-backed accuracy
- You need SOC 2 / HIPAA-ready deployment
Choose Zep if…
- You prefer Zep's specific graph model
- You have an existing Zep integration
Pricing
Comparable entry pricing. Libra's free tier covers 10,000 add and 1,000 retrieval requests.
Quick Integration
SDKs for Python and JavaScript, plus REST APIs — drop Libra into your stack in minutes.
Enterprise Features
SOC 2 / HIPAA compliance, with Kubernetes and private-cloud deployment options.
Give your AI a memory and personality.
Instant memory for LLMs — better, cheaper, personal.