BillerAPI Documentation

Connect your users to their billers. Retrieve bills, sync accounts, and automate billing workflows with a single API.

curl https://sandbox.api.billerapi.com/v1/billers \
  -H "Authorization: Bearer $BILLERAPI_API_KEY"

Use a sandbox API key from the developer dashboard. Get your first key to link accounts and retrieve bills.

Build path

Get a sandbox key

Use one Bearer key for server-side API calls.

Find a biller

Search the biller network or use sandbox fixtures.

Link an account

Create a link token and open the hosted flow.

Retrieve bills

Fetch current bills and statement metadata.

Subscribe to events

Receive signed delivery updates on your endpoint.

Go from zero to your first API call in under 5 minutes.

Every endpoint, parameter, and response, organized by resource.

The end-to-end account linking and bill retrieval flow.

Create a Link Session

Your server calls POST /v1/link-tokens to get a link token for the hosted Elements flow.

User connects their biller account

Elements guides the user through selecting a biller and entering credentials.

Exchange for an access token

Your server exchanges the public token via POST /v1/link-tokens/exchange.

Retrieve bills

Use the access token to fetch bills via GET /v1/bills. Webhooks notify you of new bills.

https://sandbox.api.billerapi.com

See Environments for production URLs.

Authorization: Bearer bak_test_...

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