About LangMem
Helping AI agents learn and adapt from interactions over time
LangMem vs Letta (2026)
A side-by-side comparison of LangMem and Letta, two ai agent memory AI agents. Compare pricing, access model, and key features to decide which fits your workflow.
Category
AI Agent Memory
AI Agent Memory
Industry
Horizontal
Technology
Pricing
Free
Freemium
Access
Open Source
Open Source
Upvotes
3
3
Views
627
827
About Letta
Advancing the frontier of AI systems with memory
Key features compared
Core memory API compatible with any storage system
Memory management tools for active conversations
Background memory manager for automatic knowledge extraction and updates
Native integration with LangGraph's Long-term Memory Store
CLOUD DEPLOYMENT, MEMORY MANAGEMENT, MODEL-AGNOSTIC, WHITE BOX SYSTEMS, AGENT DEVELOPMENT ENVIRONMENT, REST APIS, PYTHON SDK, PERSISTENCE, TOOL CALLING
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