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, while the current version documented on this page is 2.26.0.\u003c/p\u003e\n"],["\u003cp\u003eThis document provides a comprehensive list of version releases from 2.11.0 up to 2.37.0-rc, each linked to their respective documentation on overriding the default endpoint.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eEndpointOption\u003c/code\u003e can be used to override the default endpoint, and this can be done while initializing the client library.\u003c/p\u003e\n"],["\u003cp\u003eExamples of endpoint overrides 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"],["\u003cp\u003eOverriding the endpoint is useful when using Private Google Access, as shown in the example.\u003c/p\u003e\n"]]],[],null,["Version 2.26.0keyboard_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/2.26.0/iam_admin_v1_1_1IAMClient-endpoint-snippet)\n- [`iam_credentials_v1::IAMCredentialsClient`](/cpp/docs/reference/iam/2.26.0/iam_credentials_v1_1_1IAMCredentialsClient-endpoint-snippet)\n- [`iam_v1::IAMPolicyClient`](/cpp/docs/reference/iam/2.26.0/iam_v1_1_1IAMPolicyClient-endpoint-snippet)\n- [`iam_v2::PoliciesClient`](/cpp/docs/reference/iam/2.26.0/iam_v2_1_1PoliciesClient-endpoint-snippet)"]]