api

Getting Started with the Relentify API

Authenticate, make your first request, and understand error responses.

Invoices API

Create, retrieve, update, send, and record payments against invoices via the API.

Customers API

Create, list, update, and delete customers via the API.

Quotes API

Create, retrieve, update status on, send, and convert quotes via the API.

Mileage API

Log, list, retrieve, and delete mileage claims via the API.

Suppliers API

Create and list suppliers via the API.

Attachments API

Upload receipts and PDFs and link them to bills, expenses, mileage, and bank transactions.

Bills API

Create and list bills from suppliers via the API.

Entities API

List your organisations and switch the active entity for an API key's user.

Banking API

List connected bank accounts and read or manually match bank transactions via the API.

Reports API

Pull profit and loss, balance sheet, trial balance, and aged receivables data via the API.

Credit Notes API

List, create, retrieve, update status on, and void credit notes via the API.

Webhooks

Subscribe to real-time events and verify webhook signatures for secure integrations.

Purchase Orders API

List, create, retrieve, cancel, approve, and reject purchase orders via the API.

Projects API

Create, retrieve, update, and delete projects for time and expense tagging.

Bookings API

List, create, retrieve, and cancel bookings, plus query availability slots.

Tickets API

Reply to a helpdesk ticket and update its status programmatically.

Chat API

Send agent messages into existing chat conversations programmatically.

Sequences API

Enrol or unenrol contacts into automated email sequences.

Tasks API

List, create, and complete CRM tasks (reminders) programmatically.

Expenses API

Create, list, retrieve, and manage expense claims via the API.