> ## Documentation Index
> Fetch the complete documentation index at: https://cognitio-agent.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# FilePartSource

> Exact type definition referenced by the public SDK.

This definition is generated from the same source as the SDK. Protocol types describe the runtime HTTP API; prefer the high-level SDK for session ownership and callbacks.

```ts theme={null}
export type FilePartSource = FileSource | SymbolSource | ResourceSource
```

Related types: [FileSource](https://cognitio-agent.mintlify.site/api-reference/protocol/FileSource.md), [ResourceSource](https://cognitio-agent.mintlify.site/api-reference/protocol/ResourceSource.md), [SymbolSource](https://cognitio-agent.mintlify.site/api-reference/protocol/SymbolSource.md).


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