How to Use the Luhn CC Validator MCP in Claude Code

Q: How do I connect the Luhn CC Validator to Claude Code?

Use the command claude mcp add followed by the server URL in your terminal. This registers the server so you can call it directly from your CLI session.

Headless validation for your pipelines. Use the Luhn CC Validator MCP Server with Claude Code to keep bad data out of your CI/CD flow.

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Connect Luhn CC Validator MCP to Claude Code

Create your Vinkius account to connect Luhn CC Validator to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Luhn CC Validator with Claude Code

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Claude Code Luhn algorithm integration

In your terminal, Claude Code can pipe input directly to `validate_luhn` to verify card numbers. It is a fast way to gate your test scripts against malformed data. The tool returns a JSON response you can easily parse in your shell scripts. It makes building robust automated payment tests straightforward.

Automated brand detection via CLI

The `validate_luhn` tool reports the card brand instantly. Claude Code uses this to trigger specific test paths for different payment providers without extra overhead. It is perfect for CI/CD pipelines where you need to verify data before deployment. You get the validation status and the brand type in a single command.

Reliable headless data verification

Stop worrying about invalid test data breaking your staging environments. Claude Code uses this MCP Server to perform a mathematical check before any transaction is attempted. It provides the confidence that your test numbers are formatted correctly. This reduces the time you spend investigating why a payment test failed.

Setup guide

Set up Luhn CC Validator MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see luhn-cc-validator-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Luhn CC Validator transactions." It will automatically discover and invoke the available Luhn CC Validator tools.

Terminal

claude mcp add --transport http luhn-cc-validator-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

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Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the Luhn CC Validator MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "luhn-cc-validator-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

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Common questions about Luhn CC Validator MCP in Claude Code

Use the command `claude mcp add` followed by the server URL in your terminal. This registers the server so you can call it directly from your CLI session.

Yes. Since Claude Code runs in the terminal, you can easily include the tool in your CI scripts to verify card formats before running tests.

It does. The tool provides the card brand along with the validation status, which is useful for conditional logic in your shell scripts.

All traffic is handled over secure channels. Your endpoint token ensures only you can access the server tools during your session.

No. The server runs in an ephemeral V8 sandbox, meaning it only exists for your request. It does not log or retain any input data.

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Connect this server to Cursor, Claude, VS Code, and more.