For AI agents: visit https://developer.bill.com/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI.
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v3
Guides
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Release Notes
Postman Collection
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August 13th, 2025
Improved
BILL widgets release 2025-08-13
July 17th, 2025
Improved
Bills API improvements
July 17th, 2025
Improved
Webhook improvements
July 10th, 2025
Improved
BILL widgets release 2025-07-10
July 10th, 2025
Deprecated
Use UUIDs in the Spend & Expense API
July 9th, 2025
Improved
Webhook improvements
July 9th, 2025
Added
New v3 API endpoints for organization billing statements
July 9th, 2025
Added
New v3 API endpoint for recording AP payments
July 9th, 2025
Added
New v3 API endpoint for getting the BILL foreign exchange rate
June 25th, 2025
Improved
BILL widgets release 2025-06-25
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