> ## 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.start_instances

Start multiple instances.

## Signature

```python theme={null}
VastAI.start_instances(ids: List[int]) -> str
```

## Parameters

<ParamField path="ids" type="List[int]" required>
  ids
</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.start_instances(ids=[12345])
print(result)
```