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

# Model Studio

> Use the Model Studio to create custom models for your moderation policies.

The Model Studio is a powerful tool that allows you to create custom models for your use case.

#### 3 types of models

<CardGroup cols={2}>
  <Card title="Pre-built models" href="/models/overview" icon="cube">
    These are pre-built models that can be used to analyze content without any
    additional training.
  </Card>

  <Card title="Custom models" href="/custom-models/overview" icon="sparkles">
    These are models that are trained on user-provided data to analyze content
    specific to their use case.
  </Card>

  <Card title="Wordlists" href="/wordlists/overview" icon="list">
    Prevent specific words and phrases from being used on your platform.
  </Card>
</CardGroup>

| Model                | Needs training data | Customizable | Accuracy | Effort |
| -------------------- | ------------------- | ------------ | -------- | ------ |
| **Pre-built models** | No                  | No           | High     | Low    |
| **Custom models**    | Yes                 | Yes          | Highest  | High   |
| **Wordlists**        | No                  | Yes          | High     | Low    |

For platform-specific rules without training data, use [Guidelines](/policies/guidelines) — natural-language policies you configure per channel.