These tools integrates with

LangChainvsZep

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

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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

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

Side-by-side comparison

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

LangChain

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

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.

Shared Connections2 tools both integrate with

Only LangChain (31)

OpenHandsCrewAIAutoGenSemantic KernelLangSmithLlamaIndexQdrantChromaPineconeWeaviate

Only Zep (4)

Mem0LangChainCogneeGraphiti

Explore the full AI landscape

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

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