OpenAPI specifications
Download the customer-facing API contracts.
Number Lookup
Download Number Lookup OpenAPI
Includes the supplied LRN request format and query-key authentication. The response is left unspecified until a deployed response contract is verified.
BusinessPhoneSystem
Contains only the selected customer operations. It describes the version 7 interface; endpoint availability and header authentication require account confirmation. It contains no administrative operations.
Import into your API client
Import a specification into your preferred OpenAPI-compatible client. Replace the account identifier locally and add credentials in that client's secure environment. Review generated requests before sending them: originate initiates a real call despite using GET.
Read with an assistant
Use the documentation index or the Copy Markdown action on a documentation page. These contain the same public customer documentation.