REST 6.0 Reference Last updated: 05-May-2022 Rate this article: As part of the new API version releasing in December 2019, the REST API 6.0 protocol documentation has been migrated to Swagger Hub. The documentation contains: All resources and calls split by used HTTP method Examples of inputs and outputs, with errors Full schema documentation for all objects used across the 2Checkout REST API 6.0 Rate this article: