How to Use the Focus Varejo MCP in Claude Code

Q: How do I run Focus Varejo commands inside Claude Code?

You can add the MCP Server using claude mcp add. Once the MCP Server is active, you can ask Claude Code to run emitnfce or query documents directly from your terminal session.

Q: How does Claude Code handle Focus Varejo error logs?

If a command like emitnfcom fails, Claude Code captures the standard error output. It parses the SEFAZ error code, explains the issue, and helps you re-run the terminal command with corrected arguments.

Q: Can I query the status of an NFC-e from the command line?

Yes, you run consultnfce with the target document key. The terminal agent returns the current SEFAZ authorization status as raw JSON, which you can easily redirect to a file.

Pipeline Brazilian tax documents and manifest cargo directly from your terminal using Claude Code.

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Setup Focus Varejo with Claude Code

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Command-line invoice emission

Claude Code lets you issue retail receipts directly from your shell using `emit_nfce`. By piping JSON payloads into this tool, you can automate point-of-sale receipt generation from simple terminal commands. If a terminal-based transaction needs to be reversed, you can call `cancel_nfce` immediately. This headless workflow makes the Focus Varejo MCP Server ideal for automated cron jobs and terminal-based store management systems.

Headless logistics manifests

You can script your warehouse receiving dock by having Claude Code run `manifest_nfe` whenever a barcode is scanned. The CLI agent processes the confirmation of receipt without requiring a graphical interface. The agent also handles transport invoices by executing `manifest_cte` from the command line. This terminal-first approach ensures that your logistics systems remain fast, lightweight, and easily scriptable.

Automated tax auditing

Auditing telecom bills becomes a simple shell script when your terminal agent uses `consult_nfcom` to pull document histories. You can pipe this output directly into local data-processing tools or database seeds. For service invoices, Claude Code runs `list_received_nfse` to output a clean JSON array of all incoming NFS-e documents. It allows SREs and backend developers to manage tax compliance using standard Unix pipes.

Setup guide

Set up Focus Varejo 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 focus-varejo-mcp with a green status indicator.
3

Start using tools

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

Terminal

claude mcp add --transport http focus-varejo-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 Focus Varejo 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": {
    "focus-varejo-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Focus NFe. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about Focus Varejo MCP in Claude Code

You can add the MCP Server using `claude mcp add`. Once the MCP Server is active, you can ask Claude Code to run `emit_nfce` or query documents directly from your terminal session.

Yes, because Claude Code is terminal-only, you can run the MCP Server in headless mode inside GitHub Actions or Docker containers to automate tasks like calling `manifest_nfe` on incoming shipments.

If a command like `emit_nfcom` fails, Claude Code captures the standard error output. It parses the SEFAZ error code, explains the issue, and helps you re-run the terminal command with corrected arguments.

Yes, you run `consult_nfce` with the target document key. The terminal agent returns the current SEFAZ authorization status as raw JSON, which you can easily redirect to a file.

The terminal agent processes all tax data, customer registries, and invoice values locally through secure stdio/HTTP transports. Your Vinkius token is stored securely in your local configuration directory, ensuring that tax details are only transmitted to the official Focus NFe API.

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