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

# 图片转文字代理

## 代码

```python theme={null}
from pathlib import Path

from agno.agent import Agent
from agno.media import Image
from agno.models.openai import OpenAIChat

agent = Agent(
    model=OpenAIChat(id="gpt-4o"),
    agent_id="image-to-text",
    name="图片转文字代理",
    markdown=True,
    debug_mode=True,
    show_tool_calls=True,
    instructions=[
        "你是一个可以根据图像生成文字描述的 AI 代理。",
        "你必须返回一个描述图像的文本响应。",
    ],
)
image_path = Path(__file__).parent.joinpath("sample.jpg")
agent.print_response(
    "写一个关于这张图片的 3 句小说故事",
    images=[Image(filepath=image_path)],
    stream=True,
)
```

## 用法

<Steps>
  <Snippet file="create-venv-step.mdx" />

  <Step title="设置你的 API 密钥">
    ```bash theme={null}
    export OPENAI_API_KEY=xxx
    ```
  </Step>

  <Step title="安装库">
    ```bash theme={null}
    pip install -U openai agno
    ```
  </Step>

  <Step title="运行代理">
    <CodeGroup>
      ```bash Mac theme={null}
      python cookbook/agent_concepts/multimodal/image_to_text_agent.py
      ```

      ```bash Windows theme={null}
      python cookbook/agent_concepts/multimodal/image_to_text_agent.py
      ```
    </CodeGroup>
  </Step>
</Steps>