About Letta
Letta, formerly MemGPT, is an AI agent framework focused on giving agents persistent long-term memory. Agents remember past conversations, manage their own context windows, and maintain stateful interactions over time. Letta is used for building customer support agents, personal assistants, and research agents that improve with use.
Key Features
- Long-term agent memory
- Stateful conversations
- Context management
- REST API
- Multi-model support
Best For
✓ Developers building persistent agents✓ Research teams✓ Enterprise AI