> ## 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: Unregister a runtime from the registry.

# unregister

Method

> This is a method of the [**RuntimeRegistryProtocol**](https://praison.ai/docs/sdk/reference/praisonaiagents/classes/RuntimeRegistryProtocol.md) class in the [**registry**](https://praison.ai/docs/sdk/reference/praisonaiagents/modules/registry.md) module.

Unregister a runtime from the registry.

## Signature

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

## Parameters

**runtime\_id** `str` *required*

Runtime identifier to unregister

### Returns

**Returns** `bool`

True if runtime was unregistered, False if not found

## Used By

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

## Source

> [card] [View on GitHub](https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/runtime/registry.py#L60)
>
> `praisonaiagents/runtime/registry.py` at line 60


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