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Release 2026-02-28.2.0.0

· 3 min read

Summary​

This major release of Ark introduces Parties, enabling clients to use these APIs along with their own workflows to orchestrate onboarding experiences.

Additionally, this release also includes improvements to address validation handling, new admin endpoints for configuring and managing products and improvements to the overall behaviour and performance of Ark.

What's New​

New Features & Endpoints​

Parties​

Ark now provides Parties endpoints for clients to consume and use as part of orchestrating their onboarding experiences. The Parties endpoints have now replaced all Customer endpoints with a more flexible and feature-rich approach in order to facilitate with onboarding experiences.

Party Lifecycle Endpoints:

  • GET /v1/parties/{partyId} - Retrieve party details and information
  • PUT /v1/parties/{partyId} - Update party information and attributes
  • DELETE /v1/parties/{partyId} - Remove a party from the system
  • POST /v1/parties/provision - Provision party in the core banking system

KYX Verification Endpoints:

  • POST /v1/parties/kyx - Initiate a new KYX verification process
  • GET /v1/parties/kyx/{arkVerificationId} - Retrieve verification status and results
  • GET /v1/parties/kyx/{arkVerificationId}/documents - List documents associated with a verification

Document Management Endpoints:

  • POST /v1/parties/documents - Upload new documents for a party

Admin Products Endpoints:

  • GET /v1/admin/products - Retrieve connector product configurations
  • GET /v1/admin/clients/{slug}/products - View client-specific product mappings and settings

Changes & Improvements​

Existing customer endpoints have been replaced with the new Parties implementation.

  • See the Migration Notes section below for more details
  • Authentication mechanism remains unchanged for this release

Fixes​

Resolved Issues​

  • Kleber Connector:

    • Address Response Handling: Fixed handling of empty, invalid, and unavailable address responses from Kleber
    • Improved error messages for address validation failures
    • Better handling of edge cases in address data quality

  • Platform & UDA Card Workflows:

    • Account Product Mapping: Create card now returns 404 with Ark error code CAR004005 when account product mapping is missing for the requesting client/brand
    • Card Authorization Error Code: Reverted card authorization behavior to return CAR003003 when the customer does not have authority over the card

Security Updates​

Authentication & Authorization​

No authentication or authorization changes in this release.

Known Issues​

No critical issues are currently known in this release.

For the latest information on identified issues, workarounds, and resolution timelines, please refer to the Ark Support page or contact your support representative.

Migration or Upgrade Notes​

What's Changed:

New Parties API. Please use Parties endpoints for orchestrating onboarding flows.

Changes Include:

  • New tables: Party tables
  • Updated relationships: Links between parties and customers
  • Migration from customer to party data model via pipeline scripts

Documentation Updates​

OpenAPI Specification Updates​

OpenAPI specifications have been updated to reflect:

  • Parties endpoints with request/response schemas
  • KYX verification endpoints and workflows
  • KYX Document endpoints
  • Admin product configuration endpoints

Ark Docs Updates​

Documentation updates in this release include:

  • Customer documentation migration to Parties documentation in Ark Docs
  • OpenAPI development guide updates
  • Instance management documentation additions

Support & Resources​

For additional assistance with this release:

For questions or feedback about this release, please contact your support representative.