How to Use the Invoice Ninja (Invoicing & Billing) MCP in Claude

Q: How do I connect Invoice Ninja (Invoicing & Billing) to Claude Desktop?

Open your configuration file located at /Library/Application Support/Claude/claudedesktopconfig.json. Add the server details under the mcpServers key and restart the app to see the tools.

Q: Can I edit Invoice Ninja (Invoicing & Billing) records using Claude Desktop?

Yes, you use the updateclient and updateinvoice tools for that. Just provide the modified fields as a JSON string and the server handles the rest.

Q: What happens if I delete a client in Claude Desktop?

The deleteclient tool permanently removes the record from your account. Be careful, as this action is irreversible.

Manage your finances directly in Claude Desktop with the Invoice Ninja (Invoicing & Billing) MCP Server.

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Connect Invoice Ninja (Invoicing & Billing) MCP to Claude Desktop

Create your Vinkius account to connect Invoice Ninja (Invoicing & Billing) to Claude Desktop 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 Invoice Ninja (Invoicing & Billing) with Claude Desktop

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Full client management in Claude Desktop

Stop jumping between browser tabs to update account details. You can use `create_client` to onboard new customers and `get_client` to pull their history directly into your chat. Updating records is just as quick. Use `update_client` to push changes to your database without leaving the app.

Automate billing tasks with Claude Desktop

Generate invoices on the fly while discussing project scope. The `create_invoice` tool handles the heavy lifting by writing data straight to your account. Keep track of your outstanding balance by running `list_invoices`. You can even use `get_invoice` to check status updates before you email the client.

Clean up your ledger from Claude Desktop

Mistakes happen and project scopes change. Use `delete_invoice` to remove incorrect billing entries or `delete_client` to purge outdated records. These tools give you direct control over your data state. Your AI client executes these commands securely via the Vinkius sandbox.

Setup guide

Set up Invoice Ninja (Invoicing & Billing) MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The Invoice Ninja (Invoicing & Billing) MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the Invoice Ninja (Invoicing & Billing) MCP configuration

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

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under invoice-ninja-invoicing-billing-mcp.

json

{
  "mcpServers": {
    "invoice-ninja-invoicing-billing-mcp": {
      "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 Invoice Ninja. 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 Invoice Ninja (Invoicing & Billing) MCP in Claude Desktop

Open your configuration file located at ~/Library/Application Support/Claude/claude_desktop_config.json. Add the server details under the mcpServers key and restart the app to see the tools.

Yes, you use the `update_client` and `update_invoice` tools for that. Just provide the modified fields as a JSON string and the server handles the rest.

All requests pass through the Vinkius V8 Isolate sandbox. Your API credentials stay isolated and your data is never stored on the local machine.

The `delete_client` tool permanently removes the record from your account. Be careful, as this action is irreversible.

The server uses your provided endpoint token to manage requests. You are responsible for staying within your account limits during active sessions.

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