ACR — Agent Composition Records

Overview

ACR — Agent Composition Records is an MCP server that functions as an interaction profile registry for AI agents. It lets you log agent interactions and query behavioral lenses to understand how your AI systems perform and interact over time.

The server runs locally on your machine via the npm package @tethral/acr-mcp, speaking MCP over stdio. Installation is simple: npx -y @tethral/acr-mcp. No authentication or credentials are required. The latest release is v2.1.1, published under the MIT license with source code available at Tethral-Inc/AgentRegistry on GitHub.

ACR — Agent Composition Records is listed in the AI & Agents category on mcp.site. It works with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, and Zed. If you maintain this project, claim this listing to verify ownership and keep information up to date.

Installation

// claude_desktop_config.json
{
  "mcpServers": {
    "acr_agent_composition_records": {
      "command": "npx",
      "args": [
        "-y",
        "@tethral/acr-mcp"
      ]
    }
  }
}