> ## 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.

# Validate Metadata • AI Agent SDK

> validate_metadata: Validate parsed skill metadata.

# validate\_metadata

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  <Badge color="teal">Function</Badge>
</div>

> This function is defined in the [**validator**](../modules/validator) module.

Validate parsed skill metadata.

This is the core validation function that works on already-parsed metadata,
avoiding duplicate file I/O when called from the parser.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def validate_metadata(metadata: dict, skill_dir: Optional[Path], strict: bool) -> List[str]
```

## Parameters

<ParamField query="metadata" type="dict" required={true}>
  Parsed YAML frontmatter dictionary
</ParamField>

<ParamField query="skill_dir" type="Optional[Path]" required={false}>
  Optional path to skill directory (for name-directory match check)
</ParamField>

<ParamField query="strict" type="bool" required={false} default="False">
  No description available.
</ParamField>

### Returns

<ResponseField name="Returns" type="List[str]">
  List of validation error messages. Empty list means valid.
</ResponseField>

## Used By

* [`validate`](../functions/validate)

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/skills/validator.py#L139">
  `praisonaiagents/skills/validator.py` at line 139
</Card>