In some cases, you may need to override the default endpoint used by the client library. Use the EndpointOption when initializing the client library to change this default.
For example, this will override the default endpoint for documentai_v1::DocumentProcessorServiceClient:
// This configuration is common with Private Google Access:
// https://cloud.google.com/vpc/docs/private-google-access
auto options = google::cloud::Options{}.set<google::cloud::EndpointOption>(
"private.googleapis.com");
auto client = google::cloud::documentai_v1::DocumentProcessorServiceClient(
google::cloud::documentai_v1::MakeDocumentProcessorServiceConnection(
options));
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14 UTC."],[[["\u003cp\u003eThe page provides a list of available versions for the Document AI C++ client library, ranging from version 2.11.0 up to the latest release candidate 2.37.0-rc.\u003c/p\u003e\n"],["\u003cp\u003eEach listed version links to its respective documentation page about overriding the default endpoint for Document AI.\u003c/p\u003e\n"],["\u003cp\u003eUsers can override the default endpoint for the client library using \u003ccode\u003eEndpointOption\u003c/code\u003e during initialization.\u003c/p\u003e\n"],["\u003cp\u003eThe provided example demonstrates how to override the endpoint for \u003ccode\u003edocumentai_v1::DocumentProcessorServiceClient\u003c/code\u003e, particularly in configurations such as Private Google Access.\u003c/p\u003e\n"]]],[],null,[]]