How to generate spec file or URI for Swagger/OpenAPI Issue Currently there is no process at this time to generate that swagger/openapi file that you are looking for. ServiceNow instance does not currently support Swagger. ReleaseAll versionsResolutionIn the integrationHUB ingestion of an OpenAPI is supported, if this option is not possible customers should try one of below alternatives: Current resource to use is the REST API Explorer.The REST API Explorer tool uses information from your instance to provide you with a list of endpoints, methods, and variables that you can use to build and send a REST request, it also helps to use the REST API via applications other than the normal user interface: REST API explorer You can also refer to this community article for more information?https://community.servicenow.com/community?id=community_question&sys_id=a88bee7edb621700f7fca851ca9619e4