The Foundational Memory Layer for AI

Equip your agents with the knowledge to complete tasks, from the mundane to monumental.

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How it works
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Build Personalized & Accurate AI Agents

Memory that learns from users & business data

  • Send Zep a stream of chat messages & business data
  • Zep intelligently fuses data on a Knowledge Graph
  • Provide your agent accurate and relevant user facts with a single API call
See it in action
Easily Drop into LangChain

Zep's ChatHistory class makes production-ready personalization simple for any LangChain Expression Language or LangGraph app.

Enable Agent Temporal Reasoning

Memory that updates as facts change

  • As Zep incorporates new information, superseded facts are marked as invalid
  • Zep identifies and stores temporal context on the graph
  • Retaining a history of facts enables agents to reason with changing user state
See it in action
Easily Drop into LangChain

Zep's ChatHistory class makes production-ready personalization simple for any LangChain Expression Language or LangGraph app.

Framework and Platform Agnostic

Develop agents in Python, TypeScript, or Go - with any framework or none at all.

Python

TypeScript

Go

LangChain

AutoGen

Ready for Production and Scale

Instant Memory Retrieval

Get relevant results from memory in milliseconds. Scale to millions of users with ease.

Granular Memory Controls

Tailor memory extraction and relevance with custom rating frameworks and controls.

Secure and Privacy Compliant

Be assured with SOC 2 Type II compliance. Zep also offers privacy controls to support CCPA and GDPR compliance.

Backed by Leading Investors

And angels at industry-leading companies including Vercel, Google, and Airtable.

Y Combinator

Engineering Capital

Step Function

Build Consistent and Correct LLM Apps

Build your agent in Python, TypeScript, or Go using your favorite framework, or none at all.

Fast, Flexible Structured Output

Extract strongly-typed data from chat history, quickly & accurately

Get structured output from chat messages, more accurately and faster than your LLM provider's JSON or Structured Output mode. Zep offers built-in types for datetimes, floats, emails, RegEx patterns, and more.

See it in action
Fill "Forms"
Build User Profiles
Run Biz Processes
Populate API Calls

Dialogue Classifier

Instantly classify conversation state

Understand user intent and emotion, segment users, and more. Route chains based on semantic context, and trigger events. All without adding latency to your user experience.

See it in action
Understand Intent
Segment Users
Semantic Routers
Trigger Events

Speed

Up to 80% faster than DIY with major LLM providers

Zep won't slow down your user experience. Long-term memory recall, dialog classification, data extraction and more run in a fraction of the time of similar functionality implemented using leading LLM vendors.

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Long-Term Memory for AI Agents
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