The   Web Payments Working Group   has republished   Payment Request API   as a W3C Candidate Recommendation. This specification standardizes an API to allow merchants (i.e. web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. User agents (e.g., browsers) facilitate the payment flow between merchant and user. 

  The   Web Payments Working Group   have published Recommendations of   Payment Request API   and   Payment Method Identifiers . Payment Request standardizes an API to allow merchants (i.e., web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. Browsers facilitate the payment flow between merchant and user. Payment Method Identifiers defines payment method identifiers and how they are validated, and, where applicable, minted and formally registered with the W3C. Please see the  disposition of comments  following review by the W3C Membership.

  The   Web Payments Working Group   has just published Proposed Recommendations of   Payment Request API   and   Payment Method Identifiers . Payment Request standardizes an API to allow merchants (i.e., web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. Browsers facilitate the payment flow between merchant and user. Payment Method Identifiers defines payment method identifiers and how they are validated, and, where applicable, minted and formally registered with the W3C.

10 July 2018 The  Web Payments Working Group  invites implementations of an updated Candidate Recommendation of  Payment Request API . This specification standardizes an API to allow merchants (i.e. web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. User agents (e.g., browsers) facilitate the payment flow between merchant and user.