> ## 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.

# Runtime Version • AI Agent SDK

> runtime_version: Version string of this runtime implementation.

# runtime\_version

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  <Badge color="purple">Method</Badge>
</div>

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

Version string of this runtime implementation.

Used for compatibility tracking and debugging.

## Signature

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

### Returns

<ResponseField name="Returns" type="str">
  The result of the operation.
</ResponseField>

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/runtime/protocols.py#L182">
  `praisonaiagents/runtime/protocols.py` at line 182
</Card>