> ## Documentation Index
> Fetch the complete documentation index at: https://docs.klyra.live/llms.txt
> Use this file to discover all available pages before exploring further.

# Moderation Models

> Understanding Klyra content moderation capabilities

## Overview

Klyra provides powerful AI-powered moderation models that can analyze and flag potentially harmful content across multiple modalities. Our models are continually trained on diverse datasets to ensure high accuracy and minimal bias.

## Available Models

<Tabs>
  <Tab title="Text">
    ### Text Moderation

    Our text moderation model can analyze text content in over 50 languages for harmful or inappropriate content.

    #### Supported Categories:

    * **Toxic**: Hateful, aggressive, or insulting content
    * **Harassment**: Bullying, threats, or intimidation
    * **Self-harm**: Content promoting self-harm or suicide
    * **Sexual**: Sexually explicit or adult content
    * **Violence**: Graphic or violent descriptions
    * **Hate speech**: Content targeting protected groups
    * **Spam**: Unsolicited promotional content
    * **Profanity**: Swear words and offensive language

    #### Sample Request:

    ```json theme={null}
    {
      "content": "Your text content here",
      "settings": {
        "categories": ["toxic", "harassment", "hate_speech"],
        "threshold": 0.7,
        "language": "en"
      }
    }
    ```
  </Tab>

  <Tab title="Images">
    ### Image Moderation

    Our image moderation model can detect inappropriate visual content in images.

    #### Supported Categories:

    * **Adult**: Nudity and sexually explicit content
    * **Violence**: Graphic or violent imagery
    * **Hate symbols**: Hate symbols and extremist content
    * **Drugs**: Drug paraphernalia and substances
    * **Weapons**: Firearms and weapons
    * **Self-harm**: Content depicting self-harm
    * **Gambling**: Gambling-related imagery

    #### Sample Request:

    ```json theme={null}
    {
      "content": "https://example.com/image.jpg",
      "settings": {
        "categories": ["adult", "violence", "weapons"],
        "threshold": 0.6,
        "return_cropped_areas": true
      }
    }
    ```

    Alternatively, you can upload base64-encoded image data directly:

    ```json theme={null}
    {
      "content": {
        "data": "base64EncodedImageData...",
        "mime_type": "image/jpeg"
      },
      "settings": {
        "categories": ["adult", "violence"]
      }
    }
    ```
  </Tab>

  <Tab title="Audio">
    ### Audio Moderation

    Our audio moderation model transcribes and analyzes audio content for harmful speech.

    #### Supported Categories:

    * All text categories
    * **Music copyright**: Detection of copyrighted music
    * **Speaker identification**: Detection of specific speakers

    #### Sample Request:

    ```json theme={null}
    {
      "content": "https://example.com/audio.mp3",
      "settings": {
        "categories": ["toxic", "hate_speech"],
        "threshold": 0.6,
        "language": "auto",
        "timestamp_granularity": "second"
      }
    }
    ```
  </Tab>

  <Tab title="Video">
    ### Video Moderation

    Our video moderation combines visual and audio analysis for comprehensive moderation.

    #### Supported Categories:

    * All image categories
    * All audio categories
    * **Scene detection**: Inappropriate scene detection

    #### Sample Request:

    ```json theme={null}
    {
      "content": "https://example.com/video.mp4",
      "settings": {
        "categories": ["adult", "violence", "hate_speech"],
        "threshold": 0.7,
        "frame_rate": 1,
        "return_timestamps": true
      }
    }
    ```
  </Tab>
</Tabs>

## Model Selection

Klyra automatically selects the appropriate moderation model based on the content type you submit. You can also explicitly specify which model version to use:

```json theme={null}
{
  "content": "Your content here",
  "settings": {
    "model": "klyra-text-v2",
    "categories": ["toxic", "harassment"]
  }
}
```

### Available Model Versions

| Model Name     | Content Type | Description                                                     |
| -------------- | ------------ | --------------------------------------------------------------- |
| klyra-text-v2  | Text         | Latest text moderation model with improved multilingual support |
| klyra-image-v3 | Image        | High-precision image moderation with 98.7% accuracy             |
| klyra-audio-v1 | Audio        | Audio transcription and moderation                              |
| klyra-video-v1 | Video        | Frame-by-frame video analysis                                   |

## Confidence Scores

All moderation results include confidence scores between 0.0 and 1.0 for each category:

* 0.0: No detection of the category
* 1.0: Highest confidence that the content belongs to the category

You can set a custom threshold for flagging content in the request settings. The default threshold is 0.7 for most categories.

## Model Ethics & Bias Prevention

Klyra is committed to providing fair and unbiased moderation systems. Our models are:

* Trained on diverse, representative datasets
* Regularly audited for demographic biases
* Continuously refined based on customer feedback
* Transparent in confidence scoring and decision making

Read more about our [ethics principles](/essentials/ethics) and [bias prevention practices](/essentials/bias-prevention).