API reference
Use the Bias API to accept payments, manage customers, and more.
Getting started
First, sign up for a Bias account. You’ll be given a sandbox environment to test your integration before going live. Create an API key in the dashboard to make requests.
The simplest way to accept payments is to use Checkout elements.
OpenAPI specification
All resources, requests, and responses in the Bias API adhere to a strict OpenAPI specification. The full OpenAPI v3.1.1 specification is available here to view or download.
Resources
Payments
Collect payments from your customers.
Customers
Store customer data and use it to create payments.
Payment methods
Save card information for later usage.
Disputes
Manage disputes and upload rebuttal evidence.
Refunds
Issue refunds for successful payments.
Events
View changes that happen in the API.
Files
Upload files for use in dispute evidence.