ChatGPT Plus is a subscription plan offered by OpenAI that provides additional benefits and features to users of the ChatGPT platform. Here are some key details about ChatGPT Plus:

1. Cost: ChatGPT Plus is available for a subscription fee of $20 per month. This fee covers usage on chat.openai.com and provides a certain level of priority access to the ChatGPT service.

2. Priority Access: Subscribers of ChatGPT Plus get priority access to the ChatGPT service, which means they can access and use the system even during peak times when there might be high demand.

3. Faster Response Times: ChatGPT Plus users receive faster response times compared to free users. This enables a smoother and more efficient conversation experience with the language model.

4. General Availability: Initially, ChatGPT Plus was only available to customers in the United States, but OpenAI expanded access to customers outside the United States on February 10th, 2023. It's important to note that availability may still vary by region.

5. Subscription Management: You can manage your ChatGPT Plus subscription through your OpenAI account. You can cancel the subscription at any time, and you will retain access to the benefits until the end of the billing cycle.

It's worth mentioning that while ChatGPT Plus offers advantages such as faster response times and priority access, it does not fundamentally change the capabilities or limitations of the underlying ChatGPT language model. It's still important to ensure responsible use of the system and be mindful of its limitations.