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Billtrust

B2B accounts receivable and payment automation platform for invoices, collections, and cash application.

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AI-assisted documentation22 min read

This documentation is compiled from our integration source code, internal specs for Billtrust, its official API documentation and anonymized requests logs we collect from our support team[2].

Open Billtrust on WEXTL →

Connecting Billtrust takes an active account plus an API access token from your account settings — no other setup is required.[3]

  • API KeypasswordRequired

    Your API key. Contact Billtrust support to generate or retrieve your API key.

    [1]
  • Tenant IDtextRequired

    You can find it in your dashboard or by contacting Billtrust support.

    [1]
  1. Log in to your WEXTL account, add the Billtrust node module to your workflow, and click Create new credential.
  2. Optional: In the Credential name field, enter a name for the credential.
  3. Enter the authentication credentials you copied from your Billtrust account, or follow the on-screen instructions to create the credential.
  4. If prompted, authenticate your account and confirm access.
  5. If you want to make changes to your credential in the future, follow the steps in Manage credentials →
Connecting Billtrust to WEXTL®
Video slide demonstrates how to integrate Billtrust in the WEXTL visual workflow builder.[4]

Notes

Credentials are org-scoped; share them with teammates from the Credentials picker on any of its nodes.For detailed information on connecting an application, see Connect an application →

Look for Billtrust templates in the WEXTL template library.

Browse templates →
  1. WEXTL® Billtrust Source Code connector implementation.
  2. Our users use cases and automations.
  3. Official API Documentation for Billtrust.
  4. WEXTL® visual workflow builder data.

Last updated: Jul 23, 2026 22:38