Letta (formerly MemGPT) is a stateful AI agents platform built around long-term memory, tool execution, and multi-agent coordination. The Letta REST API exposes 239 endpoints across 36 public resource categories — agents, memory blocks, archival memory, sources (RAG), custom tools (sandboxed/client-side/MCP), MCP servers, multi-agent groups…

Quick Install

Copy the config for your editor. Some servers may need additional setup — check the README.

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "letta": {
      "command": "npx",
      "args": [
        "-y",
        "api-evangelist/letta"
      ]
    }
  }
}

README Excerpt

> ### About this repository > > **This is not our API.** This repository is an independent, third-party profile of a company's > **publicly available** API surface, maintained by [API Evangelist](https://apievangelist.com). > API Evangelist does not operate, host, resell, or support this company's APIs, and is not

Topics

agentsaiapis-jsoncontinual-learningmcpmemgptmemorymulti-agentopen-sourceragstateful-agents

letta

Quick Install

README Excerpt

Topics

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