> ## 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.

# bind • AI Agent SDK

> bind: Bind a session to an authenticated principal.

# bind

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

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

Bind a session to an authenticated principal.

## Signature

```python theme={"theme":{"light":"vitesse-light","dark":"vitesse-dark"}}
def bind(session_id: str, principal: Dict[str, Any]) -> None
```

## Parameters

<ParamField query="session_id" type="str" required={true}>
  Unique session identifier
</ParamField>

<ParamField query="principal" type="Dict[str, Any]" required={true}>
  Principal information (user\_id, roles, metadata, etc.)
</ParamField>

## Source

<Card title="View on GitHub" icon="github" href="https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/gateway/protocols.py#L2248">
  `praisonaiagents/gateway/protocols.py` at line 2248
</Card>