# LangGraph + Mnemo Memory

> Add long-term memory to your LangGraph agent with Mnemo. Stateful multi-agent graphs with durable memory at every node.

Canonical URL: https://mnemohq.com/integrations/langgraph

Add long-term memory to your LangGraph agent with Mnemo. Stateful multi-agent graphs with durable memory at every node.

## About Mnemo

Mnemo is long-term memory infrastructure for AI agents. Write facts through the API, retrieve them in natural language across seven fused retrieval signals, and get every answer back with the source attached. US-hosted, model-agnostic, with a free tier of 1K writes and 10K searches per month.

## Explore Mnemo

- [Mnemo API documentation](https://mnemohq.com/docs)
- [Pricing](https://mnemohq.com/pricing)
- [Benchmarks](https://mnemohq.com/benchmarks)
- [Company Brain for Slack](https://mnemohq.com/brain)
- [Ask Mnemo widget](https://mnemohq.com/widget)
- [Data-source connectors](https://mnemohq.com/connectors)
- [Framework integrations](https://mnemohq.com/integrations)
- [Trust and security](https://mnemohq.com/trust)
- [Contact](https://mnemohq.com/contact)
- [llms.txt](https://mnemohq.com/llms.txt)
- [OpenAPI 3.1 specification](https://mnemohq.com/openapi.json)

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