How to connect Moneybird to Claude

Connect Claude Web, Desktop and Cowork to Moneybird MCP. Create a sales invoice for a new client, filter contacts added this month, and more using natural language, with authentication handled for you.

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Moneybird is an online invoicing and accounting platform for small businesses and freelancers. It streamlines billing, expense management, and financial reporting—all in one place.

21 Tools

Introduction

Claude is Anthropic's AI assistant, available on the web, in the desktop app, and on mobile. Cowork is its agent for knowledge work, and it runs on all of those surfaces too. Connected to your apps, Claude can work with your files and services to accomplish complex tasks on your behalf.

This guide walks you through the easiest and most secure way to connect your Moneybird account to Claude via Composio Connect, enabling it to create a sales invoice for a new client, filter contacts added this month, add a note to a specific contact, and more such actions on your behalf without compromising your account security.

Setup is the same on Claude Web, Desktop, and Cowork, and you only need to do it once. The connector is tied to your account, so it's available in all three.

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Connecting Moneybird to Claude Web, Desktop, and Cowork

Two ways to add the Composio connector. Pick whichever you prefer.

1. Add with one click

Click the button. Claude opens with the Composio connector filled in. Click Add, then go to step 2.

Add to Claude

Add manually

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

2. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Web, Desktop, and Cowork

3. Connect your Moneybird account

Back in Claude, ask it to connect to Moneybird or give it any Moneybird-related task.

For example, ask Claude to:

  • "Create a sales invoice for a new client"
  • "Filter contacts added this month"
  • "Add a note to a specific contact"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Claude, and your Moneybird account is ready to use.

What is the Moneybird Claude Connector, and what's possible with it?

The Moneybird MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Moneybird account. It provides structured and secure access to your invoicing and accounting data, so your agent can perform actions like creating contacts, sending invoices, managing notes, and keeping your financial records up to date on your behalf.

  • Automated contact creation and management: Instantly add new clients or companies, update existing records, archive unused contacts, or remove outdated information—without manual entry.
  • Easy invoice generation: Direct your agent to create detailed sales invoices for any contact, including custom line items, for fast and accurate billing.
  • Contact note and to-do tracking: Record comments, assign to-dos, and manage notes on contacts, ensuring follow-ups and client history are always at your fingertips.
  • Contact filtering and segmentation: Effortlessly filter and retrieve contacts based on criteria like creation date or name, making it easy to target communications or review segments of your client base.
  • Comprehensive contact person management: Add or remove individual contact persons linked to organizations, keeping your records detailed and up to date for every client relationship.

Troubleshooting

1. Why does Claude not use the Composio connector for Moneybird?

The connector can show as connected, but Claude must use it in each Moneybird conversation.

  • Click + at the lower left of the chat, or type /.
  • Hover Connectors.
  • Turn on Composio.
  • Ask Claude to connect to Moneybird again.

2. Why does Claude show an MCP server error before Moneybird connects?

Claude can show Couldn't reach the MCP server or Authorization with the MCP server failed when you add the connector for Moneybird.

  • Check that the connector URL is https://connect.composio.dev/mcp.
  • Connectors run from Anthropic's cloud, so your device network is usually not the problem.
  • Add the connector again from Customize > Connectors, then ask Claude to connect Moneybird.
  • If it fails again, send the error and the ofid_ reference id to support@composio.dev.

3. Why does the Moneybird authorization link not work?

The Composio connector is one server. Your Moneybird account connects separately when Claude asks for it.

  • If the browser does not open, or the link expires, ask Claude to retry the Moneybird connection.
  • Composio creates a fresh Moneybird authorization link.
  • Open that link in your browser and finish the Moneybird sign-in.

4. Why do Moneybird actions fail after they worked before?

The Moneybird connection can expire or lose permission.

  • Ask Claude to inspect the Moneybird connection.
  • If the connection is unhealthy, disconnect it when Claude prompts you.
  • Reconnect the Moneybird account and retry the action.
  • If Claude shows a permission prompt, approve it before Claude changes data in Moneybird.
  • If the action still fails with a permission error, check that the connected account has that permission in Moneybird itself.

5. How do I switch to a different Moneybird account?

Claude can manage the Moneybird connection for you.

  • Ask Claude to disconnect or delete the current Moneybird account.
  • Ask Claude to connect Moneybird again.
  • Open the new Composio authorization link for Moneybird.
  • Sign in with the other Moneybird account in the browser.
  • After the account connects, ask Claude to retry the Moneybird task.

6. Why is my Moneybird connection missing in Claude Desktop or on a Team plan?

The connector belongs to your Claude account, so your Moneybird connection works in Claude Web, Desktop, and Cowork.

  • In Claude Desktop, open Customize > Connectors.
  • Next to Composio, click and click Clear cache.
  • If Moneybird tools still do not appear, click , disconnect, remove the connector, and add it again.
  • On Team or Enterprise, an Owner or Primary Owner must enable the connector before you can connect Moneybird.
TOOLS

Supported Tools

Every Moneybird action and event your agent gets out of the box.

Add Note to Contact

Tool to add a note or to-do to a contact.

Archive Contact

Tool to archive a contact.

Create Moneybird Contact

Tool to create a new contact in Moneybird.

Create Contact Person

Tool to create a new contact person.

Create Sales Invoice

Tool to create a new sales invoice.

Delete Contact

Tool to delete a contact.

Delete Contact Note

Tool to delete a note from a contact.

Delete Contact Person

Tool to delete a contact person from a contact.

Filter Contacts

Tool to filter contacts.

Get Additional Charges

Tool to get additional charges for a contact.

Get Contact

Tool to retrieve all information about a specific contact by ID.

Get Contact by Customer ID

Tool to retrieve full contact details by customer ID.

Get Contact Person

Tool to get all information about a contact person.

Get Sales Invoice

Tool to get a single sales invoice by ID.

List Administrations

Tool to list all administrations accessible by the authenticated user.

List Contacts Synchronization

Tool to list all contact IDs and versions for synchronization.

List Sales Invoices

Tool to list all sales invoices in an administration.

Request Payments Mandate URL

Tool to request a URL for setting up a Payments mandate.

Update Contact

Tool to update a contact.

Update Contact Person

Tool to update a contact person.

Update Sales Invoice

Tool to update an existing sales invoice by ID.

FAQ

Frequently asked questions

With a standalone Moneybird MCP server, the agents and LLMs can only access a fixed set of Moneybird tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Moneybird and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Moneybird tools.

Yes, absolutely. You can configure which Moneybird scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Moneybird data and credentials are handled as safely as possible.

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