# Feature Overview

## Model selection

| Feature                                                                                | Language(s)                                                                              |
| -------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------- |
| [Model](/guides/models-and-languages-model)                                            | [All available](/guides/models-and-languages-models-languages-overview)                  |
| [Language](/guides/models-and-languages-language)                                      | [All available](/guides/models-and-languages-models-languages-overview)                  |
| [Language Detection](/guides/models-and-languages-language-detection)                  | [All not in beta](/guides/models-and-languages-models-languages-overview)                |
| [Multilingual Codeswitching](/guides/models-and-languages-multilingual-code-switching) | [Specific languages only](/guides/models-and-languages-models-languages-overview#nova-3) |
| [Version](/guides/models-and-languages-version)                                        | [All available](/guides/models-and-languages-models-languages-overview)                  |

## Formatting

| Feature                                                 | Language(s)                                                                                          |
| ------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- |
| [Smart Formatting](/guides/formatting-smart-format)     | [All available](/guides/models-and-languages-models-languages-overview)                              |
| [Speaker Diarization](/guides/formatting-diarization)   | [All available](/guides/models-and-languages-models-languages-overview)                              |
| [Filler words](/guides/formatting-filler-words)         | [English (all available regions)](/guides/models-and-languages-models-languages-overview)            |
| [Numerals](/guides/formatting-numerals)                 | [Specific languages only](/guides/models-and-languages-models-languages-overview)                    |
| [Punctuation](/guides/formatting-punctuation)           | [All available](/guides/models-and-languages-models-languages-overview)                              |
| [Paragraphs](/guides/formatting-paragraphs)             | [All in which words are delimited by spaces](/guides/models-and-languages-models-languages-overview) |
| [Profanity Filter](/guides/formatting-profanity-filter) | [Specific languages only](/guides/models-and-languages-models-languages-overview)                    |
| [Redaction](/guides/formatting-redaction)               | [Specific languages only](/guides/models-and-languages-models-languages-overview)                    |
| [Utterances](/guides/formatting-utterances)             | [All available](/guides/models-and-languages-models-languages-overview)                              |
| [Utterance Split](/guides/formatting-utterance-split)   | [All available](/guides/models-and-languages-models-languages-overview)                              |

## Custom vocabulary

| Feature                                                                                                                 | Language(s)                                                             |
| ----------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------- |
| [Find and Replace](/guides/custom-vocabulary-find-and-replace)                                                          | [All available](/guides/models-and-languages-models-languages-overview) |
| [Keyterm Prompting](/guides/custom-vocabulary-keyterm) (Also see [Legacy Keywords](/guides/custom-vocabulary-keywords)) | [All available](/guides/models-and-languages-models-languages-overview) |
| [Search](/guides/custom-vocabulary-search)                                                                              | [All available](/guides/models-and-languages-models-languages-overview) |

## Media input settings

| Feature                                                   | Language(s)                                                             |
| --------------------------------------------------------- | ----------------------------------------------------------------------- |
| [Channels](/guides/media-input-settings-channels)         | [All available](/guides/models-and-languages-models-languages-overview) |
| [Encoding](/guides/media-input-settings-encoding)         | [All available](/guides/models-and-languages-models-languages-overview) |
| [Multichannel](/guides/media-input-settings-multichannel) | [All available](/guides/models-and-languages-models-languages-overview) |
| [Sample Rate](/guides/media-input-settings-sample-rate)   | [All available](/guides/models-and-languages-models-languages-overview) |

## Result processing

| Feature                                                     | Language(s)                                                             |
| ----------------------------------------------------------- | ----------------------------------------------------------------------- |
| [Callback](/guides/results-processing-callback)             | [All available](/guides/models-and-languages-models-languages-overview) |
| [Tagging](/guides/results-processing-stt-tagging)           | [All available](/guides/models-and-languages-models-languages-overview) |
| [Extra Metadata](/guides/results-processing-extra-metadata) | [All available](/guides/models-and-languages-models-languages-overview) |

## Intelligence

| Feature                                                                    | Language(s)                                                                               |
| -------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------- |
| [Sentiment Analysis](/guides/self-hosted-deployments-6-sentiment-analysis) | [English (all available regions)](/guides/models-and-languages-models-languages-overview) |
| [Intent Recognition](/guides/self-hosted-deployments-6-intent-recognition) | [English (all available regions)](/guides/models-and-languages-models-languages-overview) |
| [Topic Detection](/guides/self-hosted-deployments-6-topic-detection)       | [English (all available regions)](/guides/models-and-languages-models-languages-overview) |
| [Summarization](/guides/self-hosted-deployments-6-summarization)           | [English (all available regions)](/guides/models-and-languages-models-languages-overview) |
| [Entity Detection](/guides/self-hosted-deployments-6-detect-entities)      | [English (all available regions)](/guides/models-and-languages-models-languages-overview) |

## Rate Limits

:::callout{intent="info"}
For information on Deepgram's Concurrency Rate Limits, refer to our [API Rate Limits Documentation](/guides/self-hosted-deployments-2-reference-api-rate-limits).
:::

## Deepgram Self-Hosted

:::callout{intent="info"}
Having challenges with performance and latency? Check out Deepgram's [Self-Hosted Solution](/guides/self-hosted-deployments-index) to get the benefits of running your own hosted instance of Deepgram.
:::

***

## Related pages

- [Amazon SageMaker](./amazon-sagemaker-index.md)
- [Aura](./aura-index.md)
- [Changelog](../changelog.md)
- [Custom Vocabulary](./custom-vocabulary-index.md)
- [Deepgram's Docs](../index.md)
- [Deployment](./deployment-index.md)
- [Docker/Podman](./docker-podman-index.md)
- [Features](./features-index.md)
- [Flux TTS](./flux-tts-index.md)
- [Formatting](./formatting-index.md)

# Agent Instructions

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Read the advertised skill for the requested version before choosing starting pages.
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