> ## 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.

# ToolState

> 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 ToolState = ToolStatePending | ToolStateRunning | ToolStateCompleted | ToolStateError
```

Related types: [ToolStateCompleted](https://cognitio-agent.mintlify.site/api-reference/protocol/ToolStateCompleted.md), [ToolStateError](https://cognitio-agent.mintlify.site/api-reference/protocol/ToolStateError.md), [ToolStatePending](https://cognitio-agent.mintlify.site/api-reference/protocol/ToolStatePending.md), [ToolStateRunning](https://cognitio-agent.mintlify.site/api-reference/protocol/ToolStateRunning.md).


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