generated: '2026-07-23'
method: searched
source: https://standards.openbanking.org.uk/, https://github.com/OpenBankingUK/read-write-api-specs/releases, review.yml
note: >-
  Versioning and deprecation posture for first direct's Open Banking surfaces,
  governed by the OBIE / Open Banking Limited standards that HSBC UK implements
  for the first direct brand. These are the standard's lifecycle policies, not a
  first-direct-specific SLA.
versioning:
  scheme: uri-path
  read_write_current: v4.0.1
  open_data_current: v2.2
  read_write_docs: https://standards.openbanking.org.uk/
  releases: https://github.com/OpenBankingUK/read-write-api-specs/releases
deprecation:
  policy_url: https://standards.openbanking.org.uk/operational-guidelines/change-and-communication-management/
  summary: >-
    ASPSPs support a minimum of two API versions in production. A superseded
    minor version is supported for at least 3 months and a superseded major
    version for at least 6 months from the publication of a new release. OBL may
    mandate deprecation of any version within 3 months of notification for
    critical (especially security) defects. Support for v3.1.11 endpoints has
    ended.
  minimum_versions_supported: 2
  minor_support_months: 3
  major_support_months: 6
  ended: [v3.1.11]
  sunset_header: unknown
sla:
  note: No public API uptime SLA is published for the Open Banking surfaces; availability is reported to OBL/FCA under the regulatory regime.
status_page:
  note: No dedicated first direct API status page confirmed; the public Open Data host (api.hsbc.com) was live (HTTP 200) at time of review.
deprecated_operations: []