> ## 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.

# Message Sending Input • AI Agent SDK

> MessageSendingInput: Input for MESSAGE_SENDING hooks (bot about to send a message).

# MessageSendingInput

> Defined in the [**events**](https://praison.ai/docs/sdk/reference/praisonaiagents/modules/events.md) module.

AI Agent

Input for MESSAGE\_SENDING hooks (bot about to send a message).

Hooks can modify content or cancel the send by returning
HookResult with decision=DENY.

## Properties

**platform** `str`

No description available.

**content** `str`

No description available.

**channel\_id** `str`

No description available.

**reply\_to** `Optional[str]`

No description available.

> [accordion] Internal & Generic Methods
>
> * **to\_dict**: Generic utility method.

## Source

> [card] [View on GitHub](https://github.com/MervinPraison/PraisonAI/blob/main/src/praisonai-agents/praisonaiagents/hooks/events.py#L321)
>
> `praisonaiagents/hooks/events.py` at line 321


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