Finance & Accounting · Holded + Claude
Holded MCP with Claude: Invoicing and Customer Admin Automated Safely
The short answer
Claude works with Holded through the Model Context Protocol, an open standard that acts as a secure adapter. Once connected with an API key, Claude can read invoices, sales documents and contacts, and help organise tags, all in natural language. The organisation controls what Claude can see and do, and people approve any change that matters.
What is Holded?
Holded is business management software that keeps invoices, sales documents, services, contacts, groups and tags in one place. Finance teams use it to issue and track invoices, while customer operations teams use it to keep contact records and sales paperwork organised. It suits small and mid-sized businesses that want their money and customer records joined up rather than spread across separate spreadsheets and inboxes.
How Claude connects to Holded through MCP
The Model Context Protocol, usually shortened to MCP, is an open standard that lets Claude use other software securely. Think of it as a universal adapter between Claude and a tool like Holded. It lets Claude read information and take actions, but only within the permissions the organisation sets.
Once Holded is connected, Claude can typically look up contacts, review sales documents and invoices, and help sort records using tags and groups. It can answer questions such as which invoices are still open for a given customer, and it can prepare summaries or drafts from the data it finds.
Access is controlled by the Holded API key, which can be limited and revoked at any time. Organisations decide which actions Claude may take and which require a person's approval before anything is changed. Every connection is logged, so the finance and operations teams stay in charge of their records.
What you can automate
Chasing overdue invoices
A credit controller asks Claude which invoices are past due and for which customers. Claude reviews the sales documents in Holded and produces a prioritised list with amounts and days overdue. The controller then decides which reminders to send, keeping the final call with a person.
Answering customer account queries
A customer service agent needs to know a client's billing history before a call. Claude searches the contact record in Holded and summarises recent invoices and documents. This saves the agent from opening several screens and gives a faster, better-informed reply.
Organising contacts with tags
A sales operations manager wants to group clients by region or service type. Claude suggests tags based on existing contact details and helps apply them after review. Clean, consistent tagging makes later reporting and campaigns much easier.
Preparing month-end review packs
A finance manager needs a quick view of issued invoices and sales documents for the month. Claude gathers the relevant records from Holded and drafts a summary covering totals and notable items. The manager checks the figures before the pack goes to leadership.
Reviewing service and sales document consistency
An operations lead wants to spot documents with missing contact details or inconsistent groupings. Claude scans the records and flags items for correction. A team member then fixes the flagged records, reducing errors that cause delays later.
An end-to-end workflow: Month-end invoice review and customer follow-up
TriggerThe first working day of each month, or when the finance lead asks for the review.
Claude queries Holded for invoices issued in the previous month and lists any still unpaid.
Claude groups the open items by customer and checks the contact records for missing billing details.
Claude drafts a summary and a reminder email for each overdue account, using the customer's tags to pick the right tone.
The finance lead reviews the summary and approves or edits each reminder.
Approved reminders are sent through the organisation's email system, and the outcome is noted against the customer record in Holded.
OutcomeTypically, finance teams spend far less time assembling the monthly review and chasing late payments, with each customer follow-up still approved by a person.
How we set it up
Free automation audit
We review how your finance and customer teams use Holded today and identify the workflows worth automating. You leave with a clear list of priorities and no obligation to proceed.
Secure API key access
We set up access using a Holded API key, created with the smallest set of permissions your workflows need. The key is stored securely and can be revoked at any time.
Connect Claude through MCP
We connect Claude to Holded through an MCP server or a direct API connection, depending on what suits your workflows. Each permission is tested so Claude only reaches the data it should.
Design, test and approve
We build the end-to-end workflow across Holded and your other systems, such as Microsoft 365, CRM or ERP. We test it against real past cases and agree which actions need human approval.
Launch, monitor and train
We launch with monitoring and audit logs, then train your team to use and oversee the workflow confidently. We keep reviewing performance in the early weeks and adjust where needed.
Who benefits
- Finance manager
- Faster month-end reviews and clearer visibility of open invoices.
- Credit controller
- A prioritised list of overdue accounts, with reminders that stay under their control.
- Customer service lead
- Quick access to billing history, so customers get informed answers on the first call.
- Operations or IT head
- Controlled, logged access to business data without building custom integrations from scratch.
Security and control
- Least-privilege access: the API key is limited to the permissions each workflow needs.
- Human approval for any change to invoices, contacts or sales documents.
- Audit logs of every query and action taken through Claude.
- Easy revocation of the API key if access needs to be stopped.
- Testing against real past cases before any workflow goes live.
For teams in the US, UK, India and the Middle East
Organisations in the United States and the United Kingdom can host the Claude workflow in their chosen region to support their data protection obligations. Businesses in India must consider the Digital Personal Data Protection Act, 2023, when handling customer data. Organisations in the UAE and Saudi Arabia must follow their local data protection laws. We select the hosting region to meet your specific requirements.
Learn more about Claude and MCP
Anthropic's AI model and assistant.
Secure links between Claude and business tools.
How engineers build and change software with Claude.
Hosted agents that run multi-step work.
The open standard Claude uses to connect to tools.
Frequently asked questions
What does the Holded MCP server do?
The Holded MCP server acts as a secure connection point between Holded and AI tools such as Claude. It lets approved tools read and work with records like invoices, contacts and sales documents, within the permissions you set. Typically it makes business data available in plain-language requests rather than through manual lookups across screens.
Is connecting Holded to Claude secure?
Security depends on how the connection is configured. Access is controlled by an API key with limited permissions, and you can revoke it at any time. We also apply human approval for consequential actions and keep audit logs. We cannot guarantee any particular level of security, but these practices reduce risk significantly.
What can Claude do with Holded once connected?
Typically, Claude can query contacts, review invoices and sales documents, organise tags and groups, and summarise what it finds. It can also draft reminders or reports for a person to review. The exact actions available depend on the permissions you grant and the workflows we design together.
How long does setup take?
Timelines vary with the number of workflows and the systems involved. A focused, single-workflow connection is often quicker than a multi-system project. After the free audit, we give you a realistic schedule covering design, testing, launch and training.
What account permissions are needed in Holded?
You will need access to generate an API key in your Holded account. Which permissions the key should carry depends on your workflows, and we recommend the narrowest set that still supports them. Confirm your account's options with your Holded administrator, and we will advise on the right configuration during the audit.