Which AI language model was first widely adopted by major retailers for personalized marketing communications and significantly improved sentiment analysis in customer feedback?

Natural Language Processing (NLP) has revolutionized how retailers interact with customers through personalized communications. From chatbots to voice shopping assistants, linguistic technology has become central to modern retail strategies. This poll tests your knowledge about a pioneering AI language model that transformed retail marketing communications and customer service interactions.

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GPT-2 (2019)
BERT (2018)
Word2Vec (2013)
ELMo (2018)