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# sevdesk MCP tools

> The sevdesk MCP tools on the Cotlet server: every operation with its input schema, a tools/call example and an example result.

Source: https://cotlet.dev/docs/mcp/sevdesk

Docs sections: [Get started](https://cotlet.dev/docs.md) · [REST API](https://cotlet.dev/docs/api.md) · [MCP](https://cotlet.dev/docs/mcp.md) · [SDKs & CLI](https://cotlet.dev/docs/sdks.md) · [Integrations](https://cotlet.dev/docs/integrations.md)

sevdesk has 14 operations on the Cotlet MCP server, in sevdesk_read and sevdesk_write. Your agent picks one in `operation`; the tool carries each operation's input schema. Open an operation for its schema and an example call.

- MCP server: `https://cotlet.dev/mcp/v1`
- MCP tools: `sevdesk_read`, `sevdesk_write`
- Connects with: Your own sevdesk account (an account that can create invoices and receipts)
- Integration page: https://cotlet.dev/integrations/sevdesk-api-mcp-server

## Read

Return data and change nothing in the account.

| Operation | Description |
|---|---|
| [`list_invoices`](https://cotlet.dev/docs/mcp/sevdesk/list_invoices.md) | Invoices with number, customer, status, dates and total, newest first. |
| [`get_invoice`](https://cotlet.dev/docs/mcp/sevdesk/get_invoice.md) | One invoice with its positions, totals, status, e-invoice setting and linked reminders. |
| [`list_contacts`](https://cotlet.dev/docs/mcp/sevdesk/list_contacts.md) | Customers, suppliers and other contacts with category and email, matched by name. |
| [`list_vouchers`](https://cotlet.dev/docs/mcp/sevdesk/list_vouchers.md) | Receipts (Belege) for expenses and income with supplier, amount and status, newest first. |
| [`list_payment_accounts`](https://cotlet.dev/docs/mcp/sevdesk/list_payment_accounts.md) | Your payment accounts (Zahlungskonten) with type and which one is the default. |
| [`list_bank_transactions`](https://cotlet.dev/docs/mcp/sevdesk/list_bank_transactions.md) | Transactions of one payment account with date, amount, counterparty and booked status. |

## Write

Change the account. Calls marked Confirm wait for the user to approve them.

| Operation | Description |
|---|---|
| [`create_contact`](https://cotlet.dev/docs/mcp/sevdesk/create_contact.md) | Add a customer, supplier or other contact, as a person or an organization. |
| [`create_invoice_draft`](https://cotlet.dev/docs/mcp/sevdesk/create_invoice_draft.md) | Create an invoice as a draft with its positions. Nothing is sent and the invoice number is not final. |
| [`send_invoice`](https://cotlet.dev/docs/mcp/sevdesk/send_invoice.md) (Confirm) | Finish a draft invoice and email it to the customer, as a PDF or an e-invoice. |
| [`create_payment_reminder`](https://cotlet.dev/docs/mcp/sevdesk/create_payment_reminder.md) (Confirm) | Create the next reminder for an overdue invoice and email it to the customer. |
| [`mark_invoice_paid`](https://cotlet.dev/docs/mcp/sevdesk/mark_invoice_paid.md) (Confirm) | Book a payment received on an invoice, on a payment account and date. |
| [`cancel_invoice`](https://cotlet.dev/docs/mcp/sevdesk/cancel_invoice.md) (Confirm) | Cancel an unpaid invoice by creating a cancellation invoice (Stornorechnung). |
| [`upload_receipt`](https://cotlet.dev/docs/mcp/sevdesk/upload_receipt.md) | Upload a receipt file as a draft in Belege and return what the recognition found. |
| [`mark_voucher_paid`](https://cotlet.dev/docs/mcp/sevdesk/mark_voucher_paid.md) (Confirm) | Mark a receipt as paid, linked to a bank transaction or booked on a payment account. |

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## For AI agents: sign your user up

Is your user asking you to sign them up for Cotlet? You can do it for them, no account or key needed.

1. Read the fields and their allowed values: GET https://cotlet.dev/api/v1/access-requests
2. Ask the user for each value: email, apps, what you will do with them. If they leave the password to you, generate a strong one and show it to them.
3. Show the user what you will send, then POST it as JSON to https://cotlet.dev/api/v1/access-requests.

One call creates the account and sends the access request; we email the user when access is granted.