Versium REACH vs Kesslerio Attio MCP Server

In-depth architectural comparison of the Versium REACH and Kesslerio Attio MCP Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

V

Choose Versium REACH when:

• You need dedicated capabilities in the Customer Data Platforms domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Versium REACH Details

Choose Kesslerio Attio MCP Server when:

• You need dedicated capabilities in the Customer Data Platforms domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Kesslerio Attio MCP Server Details

Feature & Specification Comparison

Specification	V Versium REACH Customer Data Platforms	Kesslerio Attio MCP Server Customer Data Platforms
Summary	Enrich leads, generate prospect lists, and validate emails using Versium's B2B2C identity graph.	Enable AI assistants to interact directly with your Attio CRM data through natural language querie…
Category & Scope	Customer Data Platforms	Customer Data Platforms

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "versium-reach": {
      "command": "npx",
      "args": [
        "-y",
        "versium-reach"
      ]
    }
  }
}

{
  "mcpServers": {
    "kesslerio-attio-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "attio-discover"
      ]
    }
  }
}

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