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@letta-ai

Letta

The platform for stateful AI agents
README.md

Hello World 👾

Letta Logo

Letta is the platform for building deeply personalized, stateful AI agents that remember you and learn over time.

Try Letta Code to deploy a stateful agent on your own computer:

npm install -g @letta-ai/letta-code

# then navigate to a project directory, and run `letta`
cd my-project
letta

Useful links:

Letta is made with 💜 by our team in San Francisco (join us!) and over 100 individual contributors from around the world.

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  1. letta-code letta-code Public

    The memory-first coding agent

    TypeScript 1.6k 161

  2. letta-code-sdk letta-code-sdk Public

    The SDK interface to Letta Code. Build deeply personalized agents with persistent memory that learn over time.

    TypeScript 48 7

  3. lettabot lettabot Public

    Your personal AI assistant that remembers everything across Telegram, Slack, WhatsApp, and Signal

    TypeScript 224 45

  4. letta-cowork letta-cowork Public

    Claude Cowork, but using a stateful agent that learns more about you and grows over time. Built on the Letta Code SDK.

    TypeScript 46 8

  5. skills skills Public

    A shared repository for skills. Intended to be used with Letta Code, Claude Code, Codex CLI, and other agents that support skills.

    Python 61 14

  6. agent-file agent-file Public

    Agent File (.af): An open file format for serializing stateful AI agents with persistent memory and behavior. Share, checkpoint, and version control agents across compatible frameworks.

    TypeScript 1k 97

Repositories

Showing 10 of 42 repositories
  • lettabot Public

    Your personal AI assistant that remembers everything across Telegram, Slack, WhatsApp, and Signal

    letta-ai/lettabot’s past year of commit activity
    TypeScript 224 Apache-2.0 45 41 16 Updated Feb 23, 2026
  • letta-python Public

    A Python SDK for accessing the Letta API

    letta-ai/letta-python’s past year of commit activity
    Python 48 Apache-2.0 12 4 2 Updated Feb 23, 2026
  • recovery-bench Public

    Recovery-Bench is a benchmark for evaluating the capability of LLM agents to recover from mistakes

    letta-ai/recovery-bench’s past year of commit activity
    Python 14 5 0 2 Updated Feb 23, 2026
  • letta-code Public

    The memory-first coding agent

    letta-ai/letta-code’s past year of commit activity
    TypeScript 1,646 Apache-2.0 161 34 16 Updated Feb 23, 2026
  • letta-node Public

    A TypeScript SDK for accessing the Letta API

    letta-ai/letta-node’s past year of commit activity
    TypeScript 44 Apache-2.0 12 2 1 Updated Feb 23, 2026
  • letta-code-sdk Public

    The SDK interface to Letta Code. Build deeply personalized agents with persistent memory that learn over time.

    letta-ai/letta-code-sdk’s past year of commit activity
    TypeScript 48 Apache-2.0 7 1 1 Updated Feb 23, 2026
  • letta-code-action Public

    Integrate Letta Code into your GitHub repo to review issues, code, and more

    letta-ai/letta-code-action’s past year of commit activity
    TypeScript 9 Apache-2.0 2 3 0 Updated Feb 23, 2026
  • skills Public

    A shared repository for skills. Intended to be used with Letta Code, Claude Code, Codex CLI, and other agents that support skills.

    letta-ai/skills’s past year of commit activity
    Python 61 14 3 5 Updated Feb 21, 2026
  • letta-evals Public

    Evaluation kit for testing stateful agents

    letta-ai/letta-evals’s past year of commit activity
    Python 52 Apache-2.0 7 2 6 Updated Feb 19, 2026
  • letta-cowork Public

    Claude Cowork, but using a stateful agent that learns more about you and grows over time. Built on the Letta Code SDK.

    letta-ai/letta-cowork’s past year of commit activity
    TypeScript 46 8 5 1 Updated Feb 17, 2026
View all repositories

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