Graphwise Platform DocumentationGraphwise API EndpointsThesaurus & Ontology Manager APICustom Scheme and Ontology ServicesWeb Service Method: Create a Custom OntologyWeb Service Method: Create a Custom Ontology18/03/2026DescriptionCreates a custom ontology.URL: /PoolParty/api/schema/customOntologyContent-Typeapplication/x-www-form-urlencodedSupported MethodsPOSTHTTP ParametersParameterDescriptionTypeRequiredlabelCustom ontology labelStringtrueidentifierCustom ontology identifierStringtruedescriptionCustom ontology descriptionStringfalsebaseUrlCustom ontology baseUrlStringfalseseparatorCustom ontology separatorStringfalsevisibilityCustom ontology visibility. true or falseStringfalseavailableLanguagesCustom ontology languagesArray of StringsfalsegroupsArray of StringfalseReturnsStatus: 201 - OK