# 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)


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://blog.glarity.app/getting-started/user-guide/faqs.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.