# Cloud Natural Language documentation

[Read product documentation](https://docs.cloud.google.com/natural-language/docs/basics)
The Cloud Natural Language API provides natural language understanding
technologies to developers, including sentiment analysis, entity analysis,
entity sentiment analysis, content classification, and syntax analysis.
This API is part of the larger Cloud Machine Learning API family.


For information on which languages are supported by the Natural Language,
see [Language Support](https://docs.cloud.google.com/natural-language/docs/languages).

[Go to the Cloud Natural Language product page for more.](https://cloud.google.com/natural-language/)

> [!NOTE]
> **Note:** Need a customized solution? [AutoML Natural Language](https://docs.cloud.google.com/natural-language/automl/docs) enables you to create a custom machine learning model for classifying content.

## Documentation resources

Find quickstarts and guides, review key references, and get help with common issues.

### Guides

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  [Quickstart: Setup the Natural Language](https://docs.cloud.google.com/natural-language/docs/setup)

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  [Quickstart: Perform sentiment analysis by using the gcloud CLI](https://docs.cloud.google.com/natural-language/docs/sentiment-analysis-gcloud)

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  [Quickstart: Perform sentiment analysis by using client libraries](https://docs.cloud.google.com/natural-language/docs/sentiment-analysis-client-libraries)

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  [Analyzing Sentiment](https://docs.cloud.google.com/natural-language/docs/analyzing-sentiment)

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  [Analyzing Entities](https://docs.cloud.google.com/natural-language/docs/analyzing-entities)

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  [Classifying Content](https://docs.cloud.google.com/natural-language/docs/classifying-text)

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  [Analyzing Syntax](https://docs.cloud.google.com/natural-language/docs/analyzing-syntax)

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  [Analyzing Entity Sentiment](https://docs.cloud.google.com/natural-language/docs/analyzing-entity-sentiment)

### Reference

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  [Language Support](https://docs.cloud.google.com/natural-language/docs/languages)

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  [Content Categories](https://docs.cloud.google.com/natural-language/docs/categories)

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  [Natural Language Client Libraries](https://docs.cloud.google.com/natural-language/docs/reference/libraries)

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  [REST API](https://docs.cloud.google.com/natural-language/docs/reference/rest)

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  [Service APIs Overview](https://docs.cloud.google.com/natural-language/docs/reference/service_apis_overview)

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  [RPC API](https://docs.cloud.google.com/natural-language/docs/reference/rpc)

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  [Locations](https://docs.cloud.google.com/natural-language/docs/locations)

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  [Apache Airflow / Cloud Composer operators](https://docs.cloud.google.com/natural-language/docs/integrations)

### Resources

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  [Pricing](https://docs.cloud.google.com/natural-language/pricing)

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  [Quotas and limits](https://docs.cloud.google.com/natural-language/quotas)

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  [Release notes](https://docs.cloud.google.com/natural-language/docs/release-notes)

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  [Billing questions](https://docs.cloud.google.com/natural-language/docs/billing-questions)

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  [Getting support](https://docs.cloud.google.com/natural-language/docs/getting-support)

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