> ## Documentation Index
> Fetch the complete documentation index at: https://docs.vast.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# VastAI.cancel_copy

Cancel a file copy operation.

## Signature

```python theme={null}
VastAI.cancel_copy(dst: str) -> str
```

## Parameters

<ParamField path="dst" type="str" required>
  dst
</ParamField>

## Returns

`str`, Result from the API call.

## Example

```python theme={null}
from vastai import VastAI

client = VastAI(api_key="YOUR_API_KEY")
result = client.cancel_copy(dst="...")
print(result)
```