OpenAI Unveils o3 & o4-mini Models, Announces GPT-5 Plans 2 min read Technology OpenAI Unveils o3 & o4-mini Models, Announces GPT-5 Plans Ddos April 17, 2025 Following the announcement of the GPT-4.1 model, OpenAI has unveiled two new additions to its model lineup:... Read More Read more about OpenAI Unveils o3 & o4-mini Models, Announces GPT-5 Plans