> For the complete documentation index, see [llms.txt](https://blog.glarity.app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://blog.glarity.app/getting-started/user-guide/faqs.md).

# FAQs

### Glarity does not work

#### 1. Unable to select the OpenAI API model

![](/files/hOcC8oo0rhhiVDkXNtXy)

{% hint style="info" %}
Please delete and reinstall the plugin.
{% endhint %}

#### 2. {'error":('message":"Invalid URL (POST /v1/chat/completions)"

![](/files/DH5iuGVrtuR2PvlhghKt)

{% hint style="info" %}
Please delete and reinstall the plugin.
{% endhint %}

#### 3. Please login and pass Cloudflare check at [chat.openai.com](https://chat.openai.com/)

![](/files/IgkqIowxY1YnlMSoAGcR)

{% hint style="info" %}
Open the chat.openai.com website and login, then return to see if it works.
{% endhint %}

{% hint style="info" %}
![](/files/kVHNtEBPhmo9HYaCsXCC)\
\
If it still doesn't work, go to Extension Options and set the AI Provider to OpenAI API, then enter the Key and return to retry.
{% endhint %}

### Usage Tips

#### 1. YouTube Custom Prompt

1. Open the extension Options and find "Customize Prompt for Summary(YouTube)".
2. Copy Prompt.\
   ![](/files/iXMyVU0dPlHwmyOCJqfK)
3. Paste or type Prompt, then save.\
   ![](/files/K67GfhWC6GFXoKD4GJIb)