Letta Platform
Build stateful AI agents with persistent memory that can learn over time
Use the Letta API to build stateful agents that remember, learn, and improve over time. Build frontier AI agents that maintain long-term memory and evolve based on their interactions.
Letta is model-agnostic: use any model provider, including OpenAI, Anthropic, Google Gemini, and more.
Letta Code: stateful agents inside your terminal
Section titled “Letta Code: stateful agents inside your terminal” Letta Code overview Explore Letta Code, the memory-first coding agent.
Letta Code quickstart Get started with Letta Code in less than 30 seconds.
Letta Chat
Section titled “Letta Chat” Try Letta Chat (chat.letta.com) Chat with a deeply personalized stateful agent that learns and remembers.
Build on the Letta API
Section titled “Build on the Letta API” API quickstart Build your first stateful agent in 5 minutes using Python or TypeScript.
Understanding agent memory Learn about memory blocks, tools, and how Letta agents maintain state.
Examples & tutorials Working code examples for common use cases and agent patterns.
API reference Complete REST API and SDK documentation.