Cloud Natural Language 說明文件
Cloud Natural Language API 為開發人員提供情緒分析、實體分析、實體情緒分析、內容分類及語法分析等自然語言理解技術。此 API 屬於 Cloud Machine Learning API 大型系列的一部分。
瞭解詳情
如需有關 Natural Language API 支援哪些語言的資訊，請參閱語言支援。
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上次更新時間：2025-09-04 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間：2025-09-04 (世界標準時間)。"],[],[],null,["# Cloud Natural Language documentation\n====================================\n\n[Read product documentation](/natural-language/docs/basics)\nThe Cloud Natural Language API provides natural language understanding\ntechnologies to developers, including sentiment analysis, entity analysis,\nentity sentiment analysis, content classification, and syntax analysis.\nThis API is part of the larger Cloud Machine Learning API family.\n[Learn more](/natural-language/docs/basics)\n\n\nFor information on which languages are supported by the Natural Language,\nsee [Language Support](/natural-language/docs/languages).\n| **Note:** Need a customized solution? [AutoML Natural Language](/natural-language/automl/docs) enables you to create a custom machine learning model for classifying content.\n[Get started for free](https://console.cloud.google.com/freetrial) \n\n#### Start your proof of concept with $300 in free credit\n\n- Get access to Gemini 2.0 Flash Thinking\n- Free monthly usage of popular products, including AI APIs and BigQuery\n- No automatic charges, no commitment \n[View free product offers](/free/docs/free-cloud-features#free-tier) \n\n#### Keep exploring with 20+ always-free products\n\n\nAccess 20+ free products for common use cases, including AI APIs, VMs, data warehouses,\nand more.\n\nDocumentation resources\n-----------------------\n\nFind quickstarts and guides, review key references, and get help with common issues. \nformat_list_numbered\n\n### Guides\n\n-\n\n [Quickstart: Setup the Natural Language](/natural-language/docs/setup)\n\n-\n\n [Quickstart: Perform sentiment analysis by using the gcloud CLI](/natural-language/docs/sentiment-analysis-gcloud)\n\n-\n\n [Quickstart: Perform sentiment analysis by using client libraries](/natural-language/docs/sentiment-analysis-client-libraries)\n\n-\n\n [Analyzing Sentiment](/natural-language/docs/analyzing-sentiment)\n\n-\n\n [Analyzing Entities](/natural-language/docs/analyzing-entities)\n\n-\n\n [Classifying Content](/natural-language/docs/classifying-text)\n\n-\n\n [Analyzing Syntax](/natural-language/docs/analyzing-syntax)\n\n-\n\n [Analyzing Entity Sentiment](/natural-language/docs/analyzing-entity-sentiment)\n\nfind_in_page\n\n### Reference\n\n-\n\n [Language Support](/natural-language/docs/languages)\n\n-\n\n [Content Categories](/natural-language/docs/categories)\n\n-\n\n [Natural Language Client Libraries](/natural-language/docs/reference/libraries)\n\n-\n\n [REST API](/natural-language/docs/reference/rest)\n\n-\n\n [Service APIs Overview](/natural-language/docs/reference/service_apis_overview)\n\n-\n\n [RPC API](/natural-language/docs/reference/rpc)\n\n-\n\n [Locations](/natural-language/docs/locations)\n\n-\n\n [Apache Airflow / Cloud Composer operators](/natural-language/docs/integrations)\n\ninfo\n\n### Resources\n\n-\n\n [Pricing](/natural-language/pricing)\n\n-\n\n [Quotas and limits](/natural-language/quotas)\n\n-\n\n [Release notes](/natural-language/docs/release-notes)\n\n-\n\n [Billing questions](/natural-language/docs/billing-questions)\n\n-\n\n [Getting support](/natural-language/docs/getting-support)\n\nRelated videos\n--------------\n\n### Try Natural Language for yourself\n\nCreate an account to evaluate how our products perform in real-world scenarios. \nNew customers also get $300 in free credits to run, test, and deploy workloads. \n[Try Natural Language free](https://console.cloud.google.com/freetrial)"]]
