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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 1k 129

  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 41 4

  3. lettabot lettabot Public

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

    TypeScript 175 28

  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 23 2

  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 48 8

  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 996 92

Repositories

Showing 10 of 42 repositories
  • letta-code Public

    The memory-first coding agent

    letta-ai/letta-code’s past year of commit activity
    TypeScript 1,006 Apache-2.0 128 27 11 Updated Feb 8, 2026
  • 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 175 Apache-2.0 27 32 13 Updated Feb 7, 2026
  • ezra Public

    Ezra's house.

    letta-ai/ezra’s past year of commit activity
    Shell 1 0 0 0 Updated Feb 7, 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 23 2 0 0 Updated Feb 7, 2026
  • letta-node Public

    A TypeScript SDK for accessing the Letta API

    letta-ai/letta-node’s past year of commit activity
    TypeScript 40 Apache-2.0 10 2 1 Updated Feb 7, 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 11 4 2 Updated Feb 7, 2026
  • claude-subconscious Public

    Give Claude Code a subconscious

    letta-ai/claude-subconscious’s past year of commit activity
    TypeScript 407 MIT 36 3 0 Updated Feb 6, 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 41 Apache-2.0 4 2 1 Updated Feb 7, 2026
  • letta-evals Public

    Evaluation kit for testing Letta AI agents

    letta-ai/letta-evals’s past year of commit activity
    Python 38 Apache-2.0 3 3 5 Updated Feb 6, 2026
  • 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.

    letta-ai/agent-file’s past year of commit activity
    TypeScript 996 Apache-2.0 92 7 3 Updated Feb 5, 2026
View all repositories

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