DayZero API Documentation

Everything you need to integrate with DayZero's accounting platform. Manage transactions, invoices, journal entries, reconciliations, and financial reports through a modern REST API.

Authentication

Set up Bearer tokens and learn about the business context header.

First Request

Make your first API call in under 5 minutes.

API Reference

Full interactive reference for every endpoint, schema, and parameter.

Guides

Step-by-step walkthroughs for transactions, invoices, reconciliation, and more.

Error Handling

Understand status codes and error response formats.

Pagination

Navigate large result sets with cursor-based pagination.