ACR

Verified Integration

Author: @adding•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect ACR to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "acr": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-acr"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Registers agent compositions, logs interactions, and provides behavioral profiles through various analytical lenses.

Indexed Date

7/21/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for ACR

ACR (Agent Composition Records) is a behavioral registry and observation network for AI agents. It registers agent compositions, logs their external tool calls and API interactions, and compiles these signals into behavioral profiles queryable through analytical 'lenses'.

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