Skip to content

Developers

Guides Reference Changelog

Developer docsv1

Developer docsv1

F-sąskaita API Integrating as an AI agent

Guides

Authentication Invoices Expenses Webhooks Conventions, errors and rate limits

Reference

List invoices GET Create an invoice POST Get an invoice GET Delete an invoice DELETE Replace an invoice PUT Download the invoice PDF GET invoice.created Webhook invoice.updated Webhook invoice.deleted Webhook

List expenses GET Create an expense POST Get an expense GET Delete an expense DELETE Replace an expense PUT Replace the expense file POST Download the expense file GET expense.created Webhook expense.updated Webhook expense.deleted Webhook

Get the business profile GET

List currencies GET

Changes

CHANGELOG

View as Markdown

Changelog

Updates to the Public API and the details that matter to your integration.

Subscribe via RSS

8 Sept 2026Developer

New developer documentation at docs.fsaskaita.lt

The F-sąskaita API documentation is now at docs.fsaskaita.lt, with integration guides, a full API reference and this changelog.

F-sąskaita / DevelopersWhat’s new

List currencies GET

Returns every accepted currency code. Not paginated.