Due to concerns about malicious applications, GPT2 will not be released (2019) (openai.com)

In 2019, OpenAI announced that it would not be releasing the full version of its powerful language model, GPT-2, due to concerns about its potential for misuse in generating misleading information and malicious applications. This decision marked a significant moment in the AI/ML community, highlighting the ethical responsibilities that developers face as AI capabilities continue to advance. By withholding the model, OpenAI aimed to foster discussions around the societal implications of AI technologies and the importance of responsible deployment. The decision underscored the need for careful consideration of how AI might be wielded to produce deceptive content, emphasizing a growing awareness of the dual-use nature of these technologies. This move sparked a broader debate about transparency and safety in AI development, necessitating ongoing dialogue among researchers, policymakers, and AI practitioners. As a result, the GPT-2 incident prompted a reevaluation of how future AI models could be safely released and regulated, ensuring that the benefits of such innovations do not come at the cost of public trust or welfare.