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

# AI Chat

> Guide to features available in the prompt box.

## AI Model Selection

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/chat02.png" />
</Frame>

> Click the AI model name on the right side of the prompt box to select and use AI models from various providers.

<Tip>
  You can directly configure which models appear in the model selection menu. For setup instructions, refer to the [AI Model Setup page](/en/model).
</Tip>

## Chat with Files

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/chat03.png" />
</Frame>

> Upload files using the <Icon icon="paperclip" iconType="solid" size={15} color="9fa3a5" /> icon in the prompt box or drag-and-drop to ask AI questions based on file analysis.

<Note>
  When you upload a file with a question, the file is only used for that specific question. For continuous data-driven responses across multiple questions, use the [Knowledge Base feature (RAG)](/en/data).
</Note>

## Web Search

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/chat04.png" />
</Frame>

> Activate the <Icon icon="globe" iconType="solid" size={15} color="9fa3a5" /> icon in the prompt box to get AI responses based on real-time web search.

## Knowledge Base and MCP

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/chat06.png" />
</Frame>

> Click `Knowledge Base` in the prompt box to select either [pre-saved knowledge bases (RAG)](/en/data) or [connected MCP servers](/en/mcp) for data-driven Q\&A.

## Temporary Chat

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/chat05.png" />
</Frame>

> Activate the <Icon icon="spinner" iconType="solid" size={15} color="9fa3a5" /> icon in the prompt box to ask questions to AI in a fresh state without considering the chat history.

## Custom Chat Instructions

<Frame>
  <img className="block rounded-md" src="https://files.cloudtype.io/promm/images/ko/prompt02.png" />
</Frame>

> Each chat has pre-configured common chat instructions applied by default. Click the <Icon icon="scroll" iconType="solid" size={15} color="9fa3a5" /> icon in the prompt box to modify chat instructions at the chat level.

<Info>
  For detailed information about chat instruction management, refer to the [Chat Instructions page](/en/prompt).
</Info>