E-commerce · Lemon squeezy + Claude
Lemon Squeezy MCP with Claude: Automate Subscriptions, Payments and Invoices
The short answer
Claude connects to Lemon Squeezy through the Model Context Protocol (MCP), an open standard that lets Claude securely read information and take actions in the tool. Using an API key with controlled permissions, Claude can look up subscriptions, process payments, generate invoices and handle customer records from natural language requests, while your team approves sensitive actions.
What is Lemon squeezy?
Lemon Squeezy is a payments and subscription platform built for software companies. It helps businesses take payments, manage recurring subscriptions and handle tax obligations without building that machinery themselves. Founders, finance teams, customer success staff and developers typically use it to sell software licences and memberships to customers around the world, with the platform managing the billing details behind each sale.
How Claude connects to Lemon squeezy through MCP
The Model Context Protocol, or MCP, is an open standard that acts like a universal adapter between Claude and other software. It lets Claude use a tool such as Lemon Squeezy securely, reading information and taking actions, with permissions your organisation controls. Instead of your staff copying figures between screens, they can ask in plain English and Claude carries out the task through the connection.
Once connected with an API key, Claude can typically look up a customer's subscription status, review recent payments, generate or resend invoices, and update customer records where your permissions allow. Claude can also summarise trends, such as which plans are being cancelled most often, so your team can act on them.
Permissions and approvals keep people in charge. Access is set to the least privilege needed for each task, so Claude only sees what it needs. Refunds, plan changes and other consequential actions can be routed for human approval before they happen, and every action is recorded in audit logs for review.
What you can automate
Subscription health checks
A customer success lead asks Claude which subscribers have failed payments this week. Claude pulls the list, groups accounts by plan, and drafts a short reminder for each customer. The team reviews the drafts and sends them, reducing involuntary churn without manual spreadsheet work.
Invoice requests from finance
When a client asks for a copy of an invoice or a receipt for their accounts department, a finance assistant asks Claude to locate and send it. Claude finds the correct order, generates the document and logs the request, so the finance team spends less time answering routine e-mails.
Refund and dispute review
Support staff ask Claude to summarise the payment history behind a refund request. Claude sets out the charges, dates and plan details in one view. A manager then approves or declines the refund, so the decision stays with a person while the research takes seconds.
Monthly revenue reporting
A finance manager asks Claude for recurring revenue by plan and region for the month. Claude gathers the subscription and payment data and presents a summary with notable changes. The figures are checked against the platform before they go into board reporting.
Onboarding new customers
After a new subscription starts, Claude can check that the customer record is complete and that the right welcome material is queued. Developers see fewer support tickets about missing access because the setup is confirmed automatically.
An end-to-end workflow: Failed payment recovery with CRM follow-up
TriggerA subscription payment fails in Lemon Squeezy.
Claude detects the failed payment through the Lemon Squeezy connection and records the subscriber's plan and history.
Claude checks the customer's account in the CRM to confirm the owner and any open support issues.
Claude drafts a personalised payment reminder that includes a link to update billing details.
The account owner reviews and approves the message in Microsoft 365 before it is sent.
If the payment is still unpaid after the grace period, Claude creates a follow-up task in the ticketing system for the customer success team.
Every step is written to the audit log for finance review.
OutcomeFailed payments are followed up within hours instead of days, with a clear record for finance and a human decision at each consequential step. Typical results depend on your customer base and processes.
How we set it up
Free automation audit
We review how subscriptions, payments and invoices are handled today and identify the workflows worth automating first. You receive a clear list of options at no cost.
Secure connection with an API key
We connect Claude to Lemon Squeezy using an API key created with the permissions the chosen workflows need. The key is stored securely and access is limited to the minimum required.
Workflow design across your systems
We map the end-to-end process across Lemon Squeezy and your other tools, such as Microsoft 365, CRM, ERP or ticketing, and agree where people approve actions.
Testing with real past cases
We run the workflows against real historical cases, such as past failed payments or invoice requests, and refine the prompts and rules until results match what your team expects.
Launch, monitoring and training
We launch with monitoring and audit logs in place, then train your team on how to make requests, review outputs and approve actions.
Who benefits
- Founders and finance leaders
- Clear, faster reporting on revenue and subscriptions, with decisions still made by people.
- Customer success teams
- Earlier action on failed payments and cancellations, using ready-made drafts for review.
- Support and billing staff
- Quicker answers to invoice and refund questions, with full history gathered in one view.
- Developers and IT heads
- A secure, permission-controlled connection that does not require building custom billing tools from scratch.
Security and control
- Least-privilege API keys, limited to the actions each workflow needs.
- Human approval for refunds, plan changes and other consequential actions.
- Audit logs recording what Claude accessed and what it changed.
- Testing against real past cases before any workflow goes live.
- Regular review of permissions as your processes and team change.
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 the region that meets their data protection expectations. Businesses in India must consider the Digital Personal Data Protection Act, 2023, when handling customer records, and we design data handling accordingly. Organisations in the UAE and Saudi Arabia are subject to local data protection laws, so we select a hosting region and access controls to meet those requirements. Hosting location is chosen to fit each client's obligations.
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 Lemon Squeezy MCP server do?
The Lemon Squeezy MCP server acts as a secure bridge between Claude and your Lemon Squeezy account. It lets Claude read subscription, payment and customer information and carry out permitted actions, such as generating invoices, based on natural language requests. It works alongside the direct API, and access is controlled by the permissions you set.
Is connecting Lemon Squeezy to Claude secure?
Security depends on how the connection is set up. We use an API key with least-privilege permissions, store it securely, restrict the actions Claude can take, and require human approval for consequential changes. Every action is logged so your team can review what happened.
What can Claude do with Lemon Squeezy once connected?
Typically Claude can look up subscriptions and customers, review payments, generate and send invoices, and summarise billing trends. The exact actions available depend on the permissions granted to the API key and the workflows we design with you.
How long does setup take?
Timing varies with the number of workflows and the systems involved. A simple connection with a few workflows can often be ready within a few weeks, while larger multi-system projects take longer. The free automation audit gives you a realistic timeline before you commit.
Which Lemon Squeezy plan or permissions do I need?
In general, you need an account that can create an API key with the permissions your chosen workflows require. The precise access depends on your Lemon Squeezy setup, so we confirm what is available during the free automation audit and recommend the narrowest permissions that work.