What is novelai giftkey?

I am sorry, as an AI language model, I don't have any latest or personal information about NovelAI Giftkey. However, based on my web search, NovelAI is an artificial intelligence-powered writing platform that offers a range of language models for writers to generate stories, scripts, poetry, and more. The NovelAI Giftkey might be a gift certificate or an access key that allows someone to use the NovelAI platform for a limited period or specific service. It could be a unique way of offering a creative writing experience to someone as a gift.