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

# add • Rust AI Agent SDK

> add: Add content to knowledge base

# add

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  <Badge color="purple">Method</Badge>
</div>

> This is a method of the [**Knowledge**](../classes/Knowledge) class in the [**knowledge**](../modules/knowledge) module.

Add content to knowledge base

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def add(&mut self, content: &str, metadata: Option<HashMap<String, String>>) -> Result<AddResult>
```

## Parameters

<ParamField query="content" type="&str" required={true}>
  No description available.
</ParamField>

<ParamField query="metadata" type="Option<HashMap<String" required={true}>
  No description available.
</ParamField>

### Returns

<ResponseField name="Returns" type="Result<AddResult>">
  The result of the operation.
</ResponseField>