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# Exact Online API

> Every Exact Online endpoint on Cotlet: inputs, JSON Schema, cURL, Python and Node.js examples and an example response for each call.

Source: https://cotlet.dev/docs/api/exact-online

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)

12 endpoints for Exact Online, each at its own method and path, called with your API key. Open an endpoint for its inputs, examples and response.

- Base URL: `https://cotlet.dev/api/v1/exact-online`
- Connects with: Your own Exact Online account with rights on the company (division) you work in
- Integration page: https://cotlet.dev/integrations/exact-online-api-mcp-server

## Read

Return data and change nothing in the account.

| Endpoint | Description |
|---|---|
| [`GET /divisions`](https://cotlet.dev/docs/api/exact-online/list_divisions.md) | The Exact Online companies (divisions) your account can work in. |
| [`GET /relations/search`](https://cotlet.dev/docs/api/exact-online/search_relations.md) | Customers and suppliers (relations) by name, with code, city and status. |
| [`GET /sales-invoices`](https://cotlet.dev/docs/api/exact-online/list_sales_invoices.md) | Sales invoices of a division with number, customer, date and amount. |
| [`GET /invoices/{invoice_id}/sales-invoice`](https://cotlet.dev/docs/api/exact-online/get_sales_invoice.md) | One sales invoice with all its lines. |
| [`GET /receivables`](https://cotlet.dev/docs/api/exact-online/list_receivables.md) | Payments still to be received, with customer, amount, due date and status. |
| [`GET /gl-accounts`](https://cotlet.dev/docs/api/exact-online/list_gl_accounts.md) | General ledger accounts of a division with code and description. |
| [`GET /journal-entries`](https://cotlet.dev/docs/api/exact-online/list_journal_entries.md) | General journal entries of a division with date, description and lines. |

## Write

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

| Endpoint | Description |
|---|---|
| [`POST /relations`](https://cotlet.dev/docs/api/exact-online/create_relation.md) | Add a customer or supplier (relation) to a division. |
| [`POST /sales-invoices`](https://cotlet.dev/docs/api/exact-online/create_sales_invoice.md) (Confirm) | Create a sales invoice with its lines for a customer. It does not send it. |
| [`POST /invoices/{invoice_id}/sales-invoices`](https://cotlet.dev/docs/api/exact-online/send_sales_invoice.md) (Confirm) | Send an existing sales invoice to the customer by email, postbox or Peppol. |
| [`POST /journal-entries`](https://cotlet.dev/docs/api/exact-online/book_journal_entry.md) (Confirm) | Book a general journal entry with debit and credit lines. |
| [`POST /invoices/{invoice_number}/purchase-entries`](https://cotlet.dev/docs/api/exact-online/create_purchase_entry.md) (Confirm) | Book a supplier invoice as a purchase entry with its lines. |

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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.
