Memory systems
LangMem
SDK for memory on LangGraph store (personalization scoped)
Open sourceself-hostable
★ 1,759 on GitHub · +2 today · last commit Nov 3, 2026
What it is
Our note
Not a service — bundled with LangSmith tiers.
At a glance
- Vendor
- LangChain
- Business model
- Open source
- License
- MIT
- Self-hosting
- Yes, can be self-hosted
- Access
- Python library
- Architecture
- framework-scoped extraction + consolidation
GitHub activity
This product has a public repository, so we read it nightly from the GitHub API. Stars measure developer attention, not quality or market share.
- Stars
- 1,759
- Change since last reading
- +2
- Forks
- 206
- Open issues
- 80
- Last commit
- Nov 3, 2026 (6 days ago)
- License (GitHub)
- MIT
Links and sources
- Official sitelangchain-ai.github.io/langmem
- GitHub repositorygithub.com/langchain-ai/langmem