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 texttospeech_v1::TextToSpeechClient:
// 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::texttospeech_v1::TextToSpeechClient(
google::cloud::texttospeech_v1::MakeTextToSpeechConnection(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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14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 webpage provides a list of available versions for the \u003ccode\u003etexttospeech-override-endpoint\u003c/code\u003e, ranging from version 2.11.0 up to the latest release candidate, 2.37.0-rc.\u003c/p\u003e\n"],["\u003cp\u003eThe content explains how to override the default endpoint for the client library using the \u003ccode\u003eEndpointOption\u003c/code\u003e when initializing.\u003c/p\u003e\n"],["\u003cp\u003eAn example is given on overriding the default endpoint for \u003ccode\u003etexttospeech_v1::TextToSpeechClient\u003c/code\u003e, useful in configurations like Private Google Access.\u003c/p\u003e\n"],["\u003cp\u003eEach version number available links to its corresponding documentation page in the \u003ccode\u003e/cpp/docs/reference/texttospeech/\u003c/code\u003e directory.\u003c/p\u003e\n"]]],[],null,["Version 2.11.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/texttospeech/latest/texttospeech-override-endpoint)\n- [2.41.0](/cpp/docs/reference/texttospeech/2.41.0/texttospeech-override-endpoint)\n- [2.40.0](/cpp/docs/reference/texttospeech/2.40.0/texttospeech-override-endpoint)\n- [2.39.0](/cpp/docs/reference/texttospeech/2.39.0/texttospeech-override-endpoint)\n- [2.38.0](/cpp/docs/reference/texttospeech/2.38.0/texttospeech-override-endpoint)\n- [2.37.0](/cpp/docs/reference/texttospeech/2.37.0/texttospeech-override-endpoint)\n- [2.36.0](/cpp/docs/reference/texttospeech/2.36.0/texttospeech-override-endpoint)\n- [2.35.0](/cpp/docs/reference/texttospeech/2.35.0/texttospeech-override-endpoint)\n- [2.34.0](/cpp/docs/reference/texttospeech/2.34.0/texttospeech-override-endpoint)\n- [2.33.0](/cpp/docs/reference/texttospeech/2.33.0/texttospeech-override-endpoint)\n- [2.32.0](/cpp/docs/reference/texttospeech/2.32.0/texttospeech-override-endpoint)\n- [2.31.0](/cpp/docs/reference/texttospeech/2.31.0/texttospeech-override-endpoint)\n- [2.30.0](/cpp/docs/reference/texttospeech/2.30.0/texttospeech-override-endpoint)\n- [2.29.0](/cpp/docs/reference/texttospeech/2.29.0/texttospeech-override-endpoint)\n- [2.28.0](/cpp/docs/reference/texttospeech/2.28.0/texttospeech-override-endpoint)\n- [2.27.0](/cpp/docs/reference/texttospeech/2.27.0/texttospeech-override-endpoint)\n- [2.26.0](/cpp/docs/reference/texttospeech/2.26.0/texttospeech-override-endpoint)\n- [2.25.1](/cpp/docs/reference/texttospeech/2.25.1/texttospeech-override-endpoint)\n- [2.24.0](/cpp/docs/reference/texttospeech/2.24.0/texttospeech-override-endpoint)\n- [2.23.0](/cpp/docs/reference/texttospeech/2.23.0/texttospeech-override-endpoint)\n- [2.22.1](/cpp/docs/reference/texttospeech/2.22.1/texttospeech-override-endpoint)\n- [2.21.0](/cpp/docs/reference/texttospeech/2.21.0/texttospeech-override-endpoint)\n- [2.20.0](/cpp/docs/reference/texttospeech/2.20.0/texttospeech-override-endpoint)\n- [2.19.0](/cpp/docs/reference/texttospeech/2.19.0/texttospeech-override-endpoint)\n- [2.18.0](/cpp/docs/reference/texttospeech/2.18.0/texttospeech-override-endpoint)\n- [2.17.0](/cpp/docs/reference/texttospeech/2.17.0/texttospeech-override-endpoint)\n- [2.16.0](/cpp/docs/reference/texttospeech/2.16.0/texttospeech-override-endpoint)\n- [2.15.1](/cpp/docs/reference/texttospeech/2.15.1/texttospeech-override-endpoint)\n- [2.14.0](/cpp/docs/reference/texttospeech/2.14.0/texttospeech-override-endpoint)\n- [2.13.0](/cpp/docs/reference/texttospeech/2.13.0/texttospeech-override-endpoint)\n- [2.12.0](/cpp/docs/reference/texttospeech/2.12.0/texttospeech-override-endpoint)\n- [2.11.0](/cpp/docs/reference/texttospeech/2.11.0/texttospeech-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 `texttospeech_v1::TextToSpeechClient`: \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::texttospeech_v1::TextToSpeechClient(\n google::cloud::texttospeech_v1::MakeTextToSpeechConnection(options));"]]