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Letta

Verified Integration
Author: @oculairmedia•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Python#Git#Filesystem#AI#GitHub#Node.js

Client Configuration

— Connect Letta to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "letta": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-letta"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Manages Letta agents, memory blocks, and tools through an MCP server implementation.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Letta

The Letta MCP (Model Context Protocol) Server is an implementation that allows you to manage Letta agents, memory blocks, and tools through a dedicated server. It simplifies interacting with the Letta API.

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