specification: API Commons ChangeLog
specificationVersion: '0.1'
provider: Google Pay
providerId: google-pay
generated: '2026-09-12'
method: searched
source: https://developers.google.com/pay/api/web/support/release-notes
scheme: dated-entries
note: >-
  Google publishes no version numbers in its Google Pay release notes — entries are keyed by date
  only. The request itself carries apiVersion 2 / apiVersionMinor 0, unchanged across the window
  below. Recent window only; the full history lives at the source URL.
current_version: apiVersion 2 / apiVersionMinor 0
entries:
  - date: '2026-08-12'
    breaking: false
    additions:
      - >-
        Added a `nonce` parameter to the PaymentOptions object so merchants can apply a Content
        Security Policy nonce attribute to all dynamically injected <style> and <script> elements.
    highlights: CSP-compatible integration.
  - date: '2026-08-05'
    breaking: false
    additions:
      - >-
        Introduced `cardFundingSource` on the CardInfo response, returning UNKNOWN, CREDIT, DEBIT
        or PREPAID so merchants can calculate surcharges and dynamic pricing.
    highlights: Funding-source classification exposed to merchants.
  - date: '2026-03-01'
    breaking: false
    additions:
      - >-
        Expanded the gateway test-card suite to support billing addresses from 27 markets instead
        of US-only, so TEST-environment flows can be exercised with country-specific addresses.
    highlights: Sandbox coverage widened beyond the US.
  - date: '2025-11-01'
    breaking: false
    additions:
      - >-
        Added the FULL-ISO3166 format option to BillingAddressParameters and a new `format`
        property on ShippingAddressParameters, introducing the `iso3166AdministrativeArea`
        parameter.
    highlights: ISO 3166 administrative-area addressing.
other_changelogs:
  - surface: Google Pay API for Android
    url: https://developers.google.com/pay/api/android/support/release-notes
  - surface: Google Wallet API
    url: https://developers.google.com/wallet/docs/release-notes