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 foriam_admin_v1::IAMClient:
// 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::iam_admin_v1::IAMClient(
google::cloud::iam_admin_v1::MakeIAMConnection(options));
Follow these links to find examples for other*Clientclasses:
[[["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\u003eThe latest release candidate version is 2.37.0-rc, and this page includes version documentation from 2.37.0-rc down to 2.11.0.\u003c/p\u003e\n"],["\u003cp\u003eYou can override the default endpoint used by the client library by utilizing the \u003ccode\u003eEndpointOption\u003c/code\u003e when initializing the library.\u003c/p\u003e\n"],["\u003cp\u003eOverriding the default endpoint may be needed when utilizing features such as Private Google Access, as demonstrated with the provided example configuration.\u003c/p\u003e\n"],["\u003cp\u003eExamples for overriding the default endpoint are provided for \u003ccode\u003eiam_admin_v1::IAMClient\u003c/code\u003e, \u003ccode\u003eiam_credentials_v1::IAMCredentialsClient\u003c/code\u003e, \u003ccode\u003eiam_v1::IAMPolicyClient\u003c/code\u003e, and \u003ccode\u003eiam_v2::PoliciesClient\u003c/code\u003e classes.\u003c/p\u003e\n"]]],[],null,["Version 2.33.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/iam/latest/iam-override-endpoint)\n- [2.41.0](/cpp/docs/reference/iam/2.41.0/iam-override-endpoint)\n- [2.40.0](/cpp/docs/reference/iam/2.40.0/iam-override-endpoint)\n- [2.39.0](/cpp/docs/reference/iam/2.39.0/iam-override-endpoint)\n- [2.38.0](/cpp/docs/reference/iam/2.38.0/iam-override-endpoint)\n- [2.37.0](/cpp/docs/reference/iam/2.37.0/iam-override-endpoint)\n- [2.36.0](/cpp/docs/reference/iam/2.36.0/iam-override-endpoint)\n- [2.35.0](/cpp/docs/reference/iam/2.35.0/iam-override-endpoint)\n- [2.34.0](/cpp/docs/reference/iam/2.34.0/iam-override-endpoint)\n- [2.33.0](/cpp/docs/reference/iam/2.33.0/iam-override-endpoint)\n- [2.32.0](/cpp/docs/reference/iam/2.32.0/iam-override-endpoint)\n- [2.31.0](/cpp/docs/reference/iam/2.31.0/iam-override-endpoint)\n- [2.30.0](/cpp/docs/reference/iam/2.30.0/iam-override-endpoint)\n- [2.29.0](/cpp/docs/reference/iam/2.29.0/iam-override-endpoint)\n- [2.28.0](/cpp/docs/reference/iam/2.28.0/iam-override-endpoint)\n- [2.27.0](/cpp/docs/reference/iam/2.27.0/iam-override-endpoint)\n- [2.26.0](/cpp/docs/reference/iam/2.26.0/iam-override-endpoint)\n- [2.25.1](/cpp/docs/reference/iam/2.25.1/iam-override-endpoint)\n- [2.24.0](/cpp/docs/reference/iam/2.24.0/iam-override-endpoint)\n- [2.23.0](/cpp/docs/reference/iam/2.23.0/iam-override-endpoint)\n- [2.22.1](/cpp/docs/reference/iam/2.22.1/iam-override-endpoint)\n- [2.21.0](/cpp/docs/reference/iam/2.21.0/iam-override-endpoint)\n- [2.20.0](/cpp/docs/reference/iam/2.20.0/iam-override-endpoint)\n- [2.19.0](/cpp/docs/reference/iam/2.19.0/iam-override-endpoint)\n- [2.18.0](/cpp/docs/reference/iam/2.18.0/iam-override-endpoint)\n- [2.17.0](/cpp/docs/reference/iam/2.17.0/iam-override-endpoint)\n- [2.16.0](/cpp/docs/reference/iam/2.16.0/iam-override-endpoint)\n- [2.15.1](/cpp/docs/reference/iam/2.15.1/iam-override-endpoint)\n- [2.14.0](/cpp/docs/reference/iam/2.14.0/iam-override-endpoint)\n- [2.13.0](/cpp/docs/reference/iam/2.13.0/iam-override-endpoint)\n- [2.12.0](/cpp/docs/reference/iam/2.12.0/iam-override-endpoint)\n- [2.11.0](/cpp/docs/reference/iam/2.11.0/iam-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 `iam_admin_v1::IAMClient`: \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::iam_admin_v1::IAMClient(\n google::cloud::iam_admin_v1::MakeIAMConnection(options));\n\nFollow these links to find examples for other `*Client` classes:\n\n- [`iam_admin_v1::IAMClient`](/cpp/docs/reference/iam/2.33.0/iam_admin_v1_1_1IAMClient-endpoint-snippet)\n- [`iam_credentials_v1::IAMCredentialsClient`](/cpp/docs/reference/iam/2.33.0/iam_credentials_v1_1_1IAMCredentialsClient-endpoint-snippet)\n- [`iam_v1::IAMPolicyClient`](/cpp/docs/reference/iam/2.33.0/iam_v1_1_1IAMPolicyClient-endpoint-snippet)\n- [`iam_v2::PoliciesClient`](/cpp/docs/reference/iam/2.33.0/iam_v2_1_1PoliciesClient-endpoint-snippet)"]]