In some cases, you may need to override the default endpoint used by the client library. Use theEndpointOptionwhen initializing the client library to change this default.
For example, this will override the default endpoint forconfig_v1::ConfigClient:
// 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::config_v1::ConfigClient(
google::cloud::config_v1::MakeConfigConnection(options));
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[[["\u003cp\u003eThis webpage documents the configuration options for overriding the default endpoint in the C++ client library, with links to various versions.\u003c/p\u003e\n"],["\u003cp\u003eVersion 2.37.0-rc is the latest release candidate, and 2.21.0 is the current version for the content shown in the dropdown.\u003c/p\u003e\n"],["\u003cp\u003eUsers can utilize the \u003ccode\u003eEndpointOption\u003c/code\u003e when initializing the client library to override the default endpoint.\u003c/p\u003e\n"],["\u003cp\u003eThe example demonstrates how to override the endpoint to "private.googleapis.com" for \u003ccode\u003econfig_v1::ConfigClient\u003c/code\u003e, useful in scenarios like Private Google Access.\u003c/p\u003e\n"]]],[],null,["Version 2.21.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/config/latest/config-override-endpoint)\n- [2.41.0](/cpp/docs/reference/config/2.41.0/config-override-endpoint)\n- [2.40.0](/cpp/docs/reference/config/2.40.0/config-override-endpoint)\n- [2.39.0](/cpp/docs/reference/config/2.39.0/config-override-endpoint)\n- [2.38.0](/cpp/docs/reference/config/2.38.0/config-override-endpoint)\n- [2.37.0](/cpp/docs/reference/config/2.37.0/config-override-endpoint)\n- [2.36.0](/cpp/docs/reference/config/2.36.0/config-override-endpoint)\n- [2.35.0](/cpp/docs/reference/config/2.35.0/config-override-endpoint)\n- [2.34.0](/cpp/docs/reference/config/2.34.0/config-override-endpoint)\n- [2.33.0](/cpp/docs/reference/config/2.33.0/config-override-endpoint)\n- [2.32.0](/cpp/docs/reference/config/2.32.0/config-override-endpoint)\n- [2.31.0](/cpp/docs/reference/config/2.31.0/config-override-endpoint)\n- [2.30.0](/cpp/docs/reference/config/2.30.0/config-override-endpoint)\n- [2.29.0](/cpp/docs/reference/config/2.29.0/config-override-endpoint)\n- [2.28.0](/cpp/docs/reference/config/2.28.0/config-override-endpoint)\n- [2.27.0](/cpp/docs/reference/config/2.27.0/config-override-endpoint)\n- [2.26.0](/cpp/docs/reference/config/2.26.0/config-override-endpoint)\n- [2.25.1](/cpp/docs/reference/config/2.25.1/config-override-endpoint)\n- [2.24.0](/cpp/docs/reference/config/2.24.0/config-override-endpoint)\n- [2.23.0](/cpp/docs/reference/config/2.23.0/config-override-endpoint)\n- [2.22.1](/cpp/docs/reference/config/2.22.1/config-override-endpoint)\n- [2.21.0](/cpp/docs/reference/config/2.21.0/config-override-endpoint)\n- [2.20.0](/cpp/docs/reference/config/2.20.0/config-override-endpoint)\n- [2.19.0](/cpp/docs/reference/config/2.19.0/config-override-endpoint)\n- [2.18.0](/cpp/docs/reference/config/2.18.0/config-override-endpoint)\n- [2.17.0](/cpp/docs/reference/config/2.17.0/config-override-endpoint)\n- [2.16.0](/cpp/docs/reference/config/2.16.0/config-override-endpoint) \n\nHow to Override the Default Endpoint\n====================================\n\nIn some cases, you may need to override the default endpoint used by the client library. Use the [EndpointOption](https://cloud.google.com/cpp/docs/reference/common/latest/structgoogle_1_1cloud_1_1EndpointOption.html) when initializing the client library to change this default.\n\nFor example, this will override the default endpoint for `config_v1::ConfigClient`: \n\n // This configuration is common with Private Google Access:\n // https://cloud.google.com/vpc/docs/private-google-access\n auto options = google::cloud::Options{}.set\u003cgoogle::cloud::EndpointOption\u003e(\n \"private.googleapis.com\");\n auto client = google::cloud::config_v1::ConfigClient(\n google::cloud::config_v1::MakeConfigConnection(options));"]]