Skip to content
@letta-ai

Letta

The platform for stateful AI agents

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.

Pinned Loading

  1. letta-code letta-code Public

    The memory-first coding agent

    TypeScript 2.1k 213

  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 60 8

  3. lettabot lettabot Public

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

    TypeScript 303 77

  4. letta-oss-ui letta-oss-ui Public

    An open-source demo UI built on top of the Letta Code SDK

    TypeScript 66 11

  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 86 16

  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 49 repositories
  • letta-node Public

    A TypeScript SDK for accessing the Letta API

    letta-ai/letta-node’s past year of commit activity
    TypeScript 47 Apache-2.0 12 2 1 Updated Apr 8, 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 60 Apache-2.0 8 4 3 Updated Apr 8, 2026
  • letta-code Public

    The memory-first coding agent

    letta-ai/letta-code’s past year of commit activity
    TypeScript 2,121 Apache-2.0 213 56 33 Updated Apr 8, 2026
  • letta Public

    Letta is the platform for building stateful agents: AI with advanced memory that can learn and self-improve over time.

    letta-ai/letta’s past year of commit activity
    Python 21,940 Apache-2.0 2,319 68 30 Updated Apr 8, 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 86 16 4 4 Updated Apr 7, 2026
  • social-cli Public

    A unified CLI to connect artificial intelligence to the social web.

    letta-ai/social-cli’s past year of commit activity
    TypeScript 1 0 1 3 Updated Apr 7, 2026
  • letta-python Public

    A Python SDK for accessing the Letta API

    letta-ai/letta-python’s past year of commit activity
    Python 49 Apache-2.0 12 3 4 Updated Apr 7, 2026
  • letta-evals Public

    Evaluation kit for testing stateful agents

    letta-ai/letta-evals’s past year of commit activity
    Python 67 Apache-2.0 8 3 8 Updated Apr 6, 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 303 Apache-2.0 77 70 8 Updated Apr 3, 2026
  • context-constitution Public

    Viva la machina.

    letta-ai/context-constitution’s past year of commit activity
    27 CC0-1.0 0 0 0 Updated Apr 2, 2026

People

This organization has no public members. You must be a member to see who’s a part of this organization.

Top languages

Loading…

Most used topics

Loading…