REST interface reference
RequestA description of the request for every single API
HTTP status codesAn explanation of the codes the API can return
OutputA description of the responses that can be obtained from API resources
PositionsHow to interpret text blocks' positioning data
Phrase typesPhrase types detected by text subdivision
Dependency representationHow to represent syntactic analysis output
Standard topicsTopics detected by keyphrase extraction
Entity typesThe types recognized by entity recognition
Expert.ai typesCustom part-of-speech tags