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Attio MCP Server

io.github.kesslerio/attio-mcp-server · v1.7.0

AI-powered Attio CRM access. Manage contacts, companies, deals, tasks, notes and workflows.

Connect Runs on your machine

Terminal
claude mcp add attio-mcp-server -e ATTIO_API_KEY=<ATTIO_API_KEY> -e ATTIO_WORKSPACE_ID=<ATTIO_WORKSPACE_ID> -e ATTIO_MCP_TOOL_MODE=<ATTIO_MCP_TOOL_MODE> -e MCP_LOG_LEVEL=<MCP_LOG_LEVEL> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "attio-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "ATTIO_API_KEY": "<ATTIO_API_KEY>",
        "ATTIO_WORKSPACE_ID": "<ATTIO_WORKSPACE_ID>",
        "ATTIO_MCP_TOOL_MODE": "<ATTIO_MCP_TOOL_MODE>",
        "MCP_LOG_LEVEL": "<MCP_LOG_LEVEL>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "attio-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "ATTIO_API_KEY": "<ATTIO_API_KEY>",
        "ATTIO_WORKSPACE_ID": "<ATTIO_WORKSPACE_ID>",
        "ATTIO_MCP_TOOL_MODE": "<ATTIO_MCP_TOOL_MODE>",
        "MCP_LOG_LEVEL": "<MCP_LOG_LEVEL>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "attio-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "ATTIO_API_KEY": "<ATTIO_API_KEY>",
        "ATTIO_WORKSPACE_ID": "<ATTIO_WORKSPACE_ID>",
        "ATTIO_MCP_TOOL_MODE": "<ATTIO_MCP_TOOL_MODE>",
        "MCP_LOG_LEVEL": "<MCP_LOG_LEVEL>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
ATTIO_API_KEY
Required, secret
Your Attio API key (required for all tools except health-check)
ATTIO_WORKSPACE_ID
Optional
Optional Attio workspace ID for workspace-specific operations
ATTIO_MCP_TOOL_MODE
Optional
Tool mode: 'full' (all tools) or 'search' (search tools only). Default: 'full'
MCP_LOG_LEVEL
Optional
Logging level: 'DEBUG', 'INFO', 'WARN', 'ERROR'. Default: 'INFO'

Details

Package[email protected] (NPM, stdio)
First published25 Aug 2026
Last updated25 Aug 2026
Registry nameio.github.kesslerio/attio-mcp-server

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