> ## 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.

# Index Stats • Rust AI Agent SDK

> IndexStats: Index statistics.

# IndexStats

> Defined in the [**knowledge**](../modules/knowledge) module.

<Badge color="orange">Rust AI Agent SDK</Badge>

Index statistics.

## Fields

| Name             | Type                | Description            |
| ---------------- | ------------------- | ---------------------- |
| `document_count` | `usize`             | Number of documents    |
| `index_type`     | `IndexType`         | Index type             |
| `last_updated`   | `Option&lt;u64&gt;` | Last updated timestamp |

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-rust/praisonai/src/knowledge/mod.rs#L493">
  `praisonai/src/knowledge/mod.rs` at line 493
</Card>