Specifications

The latest API Standard (including API specifications) can be found here: https://standards.openbanking.org.uk/

Previous versions of the API specifications can be found below:

• Open Data API Dashboard
• Directory 2.0 Technical Overview v1.7
• Directory Services FAQs
• FCA Service Metrics API Specification - v1.0.0
• CMA SQM API Specification - v1.0.1
  • Guidelines for using the data available via Open Banking API Endpoint
• Known Specification Issues
• ARCHIVE - Specifications
  • Dynamic Client Registration - v3.1
  • Dynamic Client Registration - v3.2
  • OpenBanking OpenID Dynamic Client Registration Specification - v1.0.0-rc2
  • Open Banking Security Profile - Implementer's Draft v1.0.1
  • Open Banking Security Profile - Implementer's Draft v1.1.0
  • Open Banking Security Profile - Implementer's Draft v1.1.1
  • Open Banking Security Profile - Implementer's Draft v1.1.2
  • Account and Transaction API Specification - v1.0.0
  • Account and Transaction API Specification - v1.1.0
  • Payment Initiation API Specification - v1.0.0
  • Payment Initiation API Specification - v1.1.0
  • Read/Write Data API Specification - v2.0.0
  • Read/Write Data API Specification - v3.0
  • Read/Write Data API Specification - v3.1
  • Read/Write Data API Specification - v3.1.1
  • Read/Write Data API Specification - v3.1.2
  • Open Data API Specification v1.2.4
  • Open Data API Specification v1.3.0
  • Open Data API Specifications v2.0.0
  • Open Data API Specifications v2.1.0
  • Open Data API Specifications v2.1.1
  • Open Data API Specifications v2.2.0
  • Open Data API Specifications v2.3
  • CMA SQM API Specification - v1.0
• ECA
  • ECA Standard - RC1