Treasury Prime Developer Documentation home page
Search...
⌘K
Ask AI
App Sign In
App Sign In
Search...
Navigation
2025
August 28th
Guides
API Reference
Changelog
2025
08/28
08/28
08/25
08/21
08/13
08/08
07/11
07/11
07/07
05/15
05/14
05/07
04/25
03/24
03/19
03/18
02/14
02/11
02/11
01/28
01/27
01/20
01/17
2024
12/18
12/04
10/25
10/09
09/30
09/17
09/16
09/12
09/12
09/11
09/04
08/15
08/02
08/01
07/30
07/29
06/21
06/07
06/07
04/17
02/21
01/22
01/08
2025
August 28th
Feature: More Sandbox Features Avaliable
Automatically enabled key sandbox features out of the box to streamline developer onboarding and testing workflows.
What’s Changing
**Inbound ACH Manual Returns: **Now enabled by default in all sandbox environments
Manual Holds:
Account hold functionality is automatically available for testing
Invoice Account Numbers:
Custom account numbering features are ready to use immediately
Benefits
Zero Configuration:
Developers can start testing advanced features without setup requests
Complete Testing:
End-to-end workflow validation, including hold management and ACH returns
Faster Integration:
Reduced time from sandbox creation to full feature testing
Was this page helpful?
Yes
No
08/28
08/25
Assistant
Responses are generated using AI and may contain mistakes.