Keywords AI
Letta vs Supermemory
Compare Letta and Supermemory side by side. Both are tools in the Memory Layer category.
Quick Comparison
| Category | Memory Layer | Memory Layer |
| Website | letta.com | supermemory.ai |
About Letta
Letta (formerly MemGPT) is an open-source framework for building AI agents with long-term memory and self-editing capabilities. It implements a virtual context management system that allows LLMs to manage their own memory hierarchy, enabling persistent state, unbounded context, and adaptive memory across conversations.
About Supermemory
Supermemory is an open-source Second Brain platform that helps users save, organize, and retrieve information using AI. Frequently trending on GitHub, it lets developers build personal knowledge assistants that remember bookmarks, notes, and web content. Popular with the personal AI builder community for creating AI-powered memory layers.
What is Memory Layer?
Tools and frameworks for adding persistent, long-term memory to AI agents and LLM applications. These systems manage conversation history, user preferences, and learned context across sessions, enabling more personalized and context-aware AI interactions.
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