Fiken API

14 endpoints for Fiken, 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/fiken
Connects with: Your own Fiken user with access to the company, access type Hele regnskapet for invoices and purchases
Integration page: Fiken

Read (6)

Return data and change nothing in the account.

Fiken Endpoints: Read
Endpoint	Description
GET /contacts	Customers and suppliers with ID, name, organisation number, email and customer or supplier number.
GET /invoices	Sales invoices with number, customer, dates, gross amount and remaining balance.
GET /invoices/{invoice_id}	One invoice with its lines, totals, sent state and payments.
GET /purchases	Purchases with supplier, date, invoice number, gross amount and what is still unpaid.
GET /inbox	Documents in the Fiken inbox with name, upload date and whether they are used.
GET /bank-accounts	Bank accounts registered in the company, with the account code payments are booked on.

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

Fiken Endpoints: Write
Endpoint	Description
POST /contacts	Add a customer or supplier with name, email and organisation number.
POST /customers/{customer_id}/invoice-drafts	Save an invoice draft for a customer. Nothing is booked and nothing is sent.
POST /invoices Confirm	Issue an invoice and book the income. It is created, not sent.
POST /invoices/{invoice_id} Confirm	Send an invoice to the customer by EHF, eFaktura, email, SMS or letter.
POST /invoices/{invoice_id}/payment Confirm	Register a received payment, full or partial, on a customer invoice.
POST /invoices/{invoice_id}/reminders Confirm	Send a payment reminder or a dunning letter for an overdue invoice.
POST /receipts	Put a receipt or supplier invoice in the Fiken inbox so it can be attached to a purchase.
POST /purchases Confirm	Register a purchase from a supplier or a cash purchase, with VAT, cost account and payment.