> ## 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.

# unregister • AI Agent SDK

> unregister: Remove a tool from the registry.

# unregister

<div className="flex items-center gap-2">
  <Badge color="purple">Method</Badge>
</div>

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

Remove a tool from the registry.

Thread-safe: Uses lock for concurrent access.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def unregister(name: str) -> bool
```

## Parameters

<ParamField query="name" type="str" required={true}>
  Tool name to remove
</ParamField>

### Returns

<ResponseField name="Returns" type="bool">
  True if tool was removed, False if not found
</ResponseField>

## Used By

* [`remove_hook`](../functions/remove_hook)
* [`unregister_runtime`](../functions/unregister_runtime)
* [`remove_tool`](../functions/remove_tool)

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/tools/registry.py#L189">
  `praisonaiagents/tools/registry.py` at line 189
</Card>