Számlázz.hu API

8 endpoints for Számlázz.hu, 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/szamlazz-hu
Connects with: Your own Számlázz.hu account (account owner or a user with invoicing rights; payment tracking needs a paid package and permission to manage payment status)
Integration page: Számlázz.hu

Read (4)

Return data and change nothing in the account.

Számlázz.hu Endpoints: Read
Endpoint	Description
GET /invoices	Outgoing invoices with number, buyer, dates, gross amount and payment status, newest first.
GET /invoices/{invoice_number}	One invoice with buyer, items, VAT, totals and recorded payments.
GET /invoices/{invoice_number}/pdf	The invoice PDF as Számlázz.hu produced it, base64 encoded.
GET /invoices/{invoice_number}/nav-status	The NAV submission status of one invoice, as the app shows it, with transaction ID and any warning.

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

Számlázz.hu Endpoints: Write
Endpoint	Description
POST /invoices Confirm	Issue a new invoice for a buyer with line items, payment method and dates.
POST /invoices/{invoice_number}/cancel Confirm	Cancel an issued invoice by creating a storno invoice with a reason.
POST /invoices/{invoice_number}/payments Confirm	Record a full or part payment on an invoice with credit date, amount and title.
POST /invoices/settle Confirm	Mark several invoices as paid on one credit date.