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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System Status
v2
Guides
API Reference
Release Notes
Postman Collection
Video Tutorials
May 21st, 2026
Improved
Vendor bank accounts API improvements
May 21st, 2026
Added
New developer tutorial on YouTube
May 12th, 2026
Added
New v3 API endpoints for BILL export operations
May 8th, 2026
Added
New interactive BILL v3 API recipes! 🚀
April 30th, 2026
Added
New webhook subscription limits
April 17th, 2026
Improved
Spend & Expense transactions improvements
April 3rd, 2026
Removed
MFA API changes
March 27th, 2026
Improved
BILL Widgets release 2026-03-27
March 20th, 2026
Improved
UPCOMING API CHANGES | NACHA Risk Management rules
March 20th, 2026
Improved
Payments API improvements
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