[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-07-24。"],[],[],null,["# Regional availability\n\n| **Preview**\n|\n|\n| This product or feature is subject to the \"Pre-GA Offerings Terms\" in the General Service Terms section\n| of the [Service Specific Terms](/terms/service-terms#1).\n|\n| Pre-GA products and features are available \"as is\" and might have limited support.\n|\n| For more information, see the\n| [launch stage descriptions](/products#product-launch-stages).\n\nIn Speech-to-Text API V2, there are different availabilities in different regions.\nTo understand the availabilities, please use the Locations API.\n\nLocation Metadata\n-----------------\n\nEach location returned by the Locations API has metadata associated with it that\ndetails the languages, models, and model features that are available. A sample\nlocation with its metadata is shown below. \n\n {\n \"locationId\": \"europe-west1\",\n \"metadata\": {\n \"languages\": {\n \"models\": {\n \"es-ES\": {\n \"modelFeatures\": {\n \"latest_long\": {\n \"modelFeature\": [\n {\"feature\": \"profanity_filter\", \"releaseState\": \"GA\"},\n {\"feature\": \"spoken_punctuation\", \"releaseState\": \"GA\"},\n {\"feature\": \"automatic_punctuation\", \"releaseState\": \"GA\"},\n {\"feature\": \"speaker_diarization\", \"releaseState\": \"PREVIEW_DIARIZATION\"},\n ]\n }\n }\n }\n }\n }\n }\n }\n\nFiltering in List Locations\n---------------------------\n\nWhen listing all availabilities, a filter can be used. The different criteria\nthat can be used to filter are the following:\n\n- `language` Optional. The BCP-47 language tag of the language desired.\n- `model` Optional. The model desired.\n- `model_feature` Optional. The model feature desired.\n\nA sample filter query is shown below. Please see\n[filter syntax](https://google.aip.dev/160) for further reference. \n\n \"language = en-US AND model = latest_long AND model_feature != profanity_filter\""]]