These tools integrates with

ZepvsLangChain

Long-term memory and session management for AI assistants versus The leading LLM app framework

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Choose Zep when…

  • You're building a conversational AI assistant that needs session continuity
  • You need structured fact and entity extraction from conversation history
  • You want temporal memory — your AI knowing when it learned something

Choose LangChain when…

  • You want a broad, flexible LLM orchestration toolkit
  • You need integrations with many tools and data sources
  • You're prototyping or exploring LLM app patterns

Side-by-side comparison

Field
Zep
LangChain
Category
Memory & Persistence
Pipelines & RAG
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Cloud: $99/mo
GitHub Stars
4,000
93,000
Health
60 Slowing
100 Active

Zep

Memory and session management platform for AI assistants. Automatically extracts facts, preferences, and entities from conversations and surfaces them as structured memory. Supports temporal reasoning — knowing what was discussed last week versus now.

LangChain

Most widely used framework for building LLM applications. Chains, agents, RAG pipelines, and deep integrations with 300+ tools.

Shared Connections2 tools both integrate with

Only Zep (4)

Mem0LangChainCogneeGraphiti

Only LangChain (31)

OpenHandsCrewAIAutoGenSemantic KernelLangSmithLlamaIndexQdrantChromaPineconeWeaviate

Explore the full AI landscape

See how Zep and LangChain fit into the bigger picture — 235 tools, 543 relationships, all mapped.

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