generated: '2026-07-23'
method: searched
source: https://github.com/OpenBankingUK/read-write-api-specs/releases, https://www.openbanking.org.uk/news/
note: >-
  first direct publishes no bank-specific API changelog; its Open Banking surfaces
  track the OBIE / Open Banking Limited standard versions that HSBC UK implements.
  This records the recent standard-version window.
scheme: semver (OBIE standard versions)
current:
  read_write: v4.0.1
  open_data: v2.2
entries:
- version: v4.0.1
  standard: OBIE Read/Write
  breaking: false
  highlights: Patch release on the v4.0 Open Banking Standard (published to assure future ecosystem growth).
- version: v4.0.0
  standard: OBIE Read/Write
  breaking: true
  highlights: Major Open Banking Standard v4.0 release.
- version: v3.1.11
  standard: OBIE Read/Write
  breaking: false
  status: ended
  highlights: Support for v3.1.11 endpoints has ended; OBL delivers no further upgrades or functional changes to them.