Check Digits vs Mcp Server Insumer

In-depth architectural comparison of the Check Digits and Mcp Server Insumer 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?

C

Choose Check Digits when:

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

Explore Check Digits Details

Choose Mcp Server Insumer when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Freemium).
• You have access to required keys: INSUMER_API_KEY, INSUMER_PAYMENT_KEY.
• Primary tools included: ECDSA P-256-signed attestations, Condition hashes for evaluated logic, Wallet trust and batch trust checks.

Explore Mcp Server Insumer Details

Feature & Specification Comparison

Specification	C Check Digits Finance & Fintech	Mcp Server Insumer douglasborthwick-crypto Finance & Fintech
Summary	Catch a mistyped IBAN, card, barcode, VIN or routing number before it causes a failed payment.	On-chain attestation across 31 blockchains. 25 tools: ECDSA-signed verification, wallet trust profiles, compliance templates, merchant onboarding, ACP/UCP commerce protocols.
Category & Scope	Finance & Fintech

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": {
    "check-digits": {
      "command": "npx",
      "args": [
        "-y",
        "check-digits"
      ]
    }
  }
}

{
  "mcpServers": {
    "douglasborthwick-crypto-mcp-server-insumer": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-server-insumer"
      ],
      "env": {
        "INSUMER_API_KEY": "YOUR_INSUMER_API_KEY_HERE",
        "INSUMER_PAYMENT_KEY": "YOUR_INSUMER_PAYMENT_KEY_HERE"
      }
    }
  }
}

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