​
Introduction

Welcome to the Dwolla API documentation, your gateway to seamlessly integrating your software with robust banking infrastructure. Our API empowers developers with the essential tools to facilitate account-to-account payments, digital wallet functionality, customer identity verification, and bank account verification in a secure and efficient manner.

​
API Fundamentals

Explore our detailed reference documentation, starting with the API Fundamentals. Here, you will find comprehensive information on how to interact with the API, as well as develop a better understanding of fundamental concepts that make up the design of the API.

Making Requests and Authentication

Learn how to interact with the Dwolla API, including making requests, setting headers, and handling authentication.

Handling Responses

Learn how to interpret Dwolla API responses including response types, status codes, headers, and body conventions.

Rate Limits

Understand the rate limits in the Dwolla API, including concurrency-based and volume-based limits, and learn how to handle HTTP 429 Too Many Requests status codes.

IP Allowlist

Learn how to set up IP allowlisting to control access to the Dwolla API and prevent unauthorized actions on behalf of your application.

Idempotency Key

Learn how to use the Idempotency-Key header to prevent duplicate operations and manage resource creation in the Dwolla API.

JSON-HAL and Dwolla HAL-Forms

Learn about JSON-HAL, a hypermedia format for APIs, and how Dwolla HAL-Forms extend the HAL spec to represent and dynamically generate forms within the API.

Handling Errors

Learn how to handle error responses in the Dwolla API, including standard HTTP status codes, top-level error codes, and embedded errors.

Effective Debugging with X-Request-ID

Prioritize clear and concise debugging practices in the Dwolla API to ensure smooth integration and efficient troubleshooting.