Open Source · Memory and Vector
MemGPT
Letta is the platform for building stateful agents: AI with advanced memory that can learn and self-improve over time.
Our verdict
We have not reviewed MemGPT yet
No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.
From the listing
About MemGPT
Letta (formerly MemGPT) is a Python framework for building stateful AI agents with persistent memory systems. It enables agents to maintain context across interactions, learn from conversations, and self-improve over time by managing memory hierarchies and retrieval.
Best for
Developers building conversational or autonomous agents that need to learn and maintain state across extended interactions.
Use cases
- Building conversational agents that retain user history and preferences
- Creating long-running autonomous systems that adapt behavior based on past interactions
- Developing multi-turn dialogue systems with context awareness beyond token limits
Notes
23,081 stars on GitHub. Last updated 2026-05-14. Licensed Apache-2.0.
Pros
- Handles memory management and context persistence automatically, reducing boilerplate
- Enables agents to operate beyond typical LLM context windows through structured recall
- Active community project with 23k+ stars and ongoing development
Cons
- Python-only, limiting integration into non-Python stacks
- Adds complexity to deployment and state management compared to stateless agents
- Memory system design choices may not suit all use cases or scale requirements
Key facts
What we have checked
- Latest version
- 0.16.8 (released 14 May 2026)
- GitHub stars
- 24,892
Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.
Stars and usage
How MemGPT is growing
23,081 to 24,892
Alternatives
Alternatives to MemGPT
| Record | Type | How we know | Checked |
|---|---|---|---|
| Honcho Memory for HermesAlternative to this | Skill | Named in the listing | Not dated |
| MemaryAlternative to this | Open source | Named in the listing | Not dated |
| AgentGPTThis is an alternative to it | Open source | Named in the listing | Not dated |
| AutoGPTThis is an alternative to it | Open source | Named in the listing | Not dated |
| MetaGPTThis is an alternative to it | App | Named in the listing | Not dated |
Compare
Compare MemGPT side by side
Sources
Where this comes from
- GitHubOfficial
- github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438Registry
A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.
Changelog
What changed
Released 0.16.8
Released 0.16.7
Released 0.16.6
Released 0.16.5
Released 0.16.4
Released 0.16.2
Released 0.16.1
Released 0.16.0
Released 0.15.1
Released 0.15.0
Open-source & AI alternatives
Swap-in tools that solve the same job. Weigh the trade-offs before you commit.
MetaGPT
Various
🌟 The Multi-Agent Framework: First AI Software Company, Towards Natural Language Programming
AgentGPT
Community
🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.
AutoGPT
Community
AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.
Pairs with
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