OpenAI Group PBC today announced the launch of GPT-5.4-Cyber, a fine-tuned variant of its GPT-5.4 model designed for defensive cybersecurity work and also announced a significant expansion of its ... The Hacker News: OpenAI Launches GPT-5.4-Cyber with Expanded Access for Security Teams OpenAI launches GPT-5.4-Cyber with binary reverse engineering for verified defenders, scaling access to thousands as it competes with Anthropic's restricted Mythos model. Geeky Gadgets: OpenAI to Launch ChatGPT 5.5 and a New Unified Desktop Super App OpenAI to Launch ChatGPT 5.5 and a New Unified Desktop Super App VentureBeat: OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets The AI updates aren't slowing down.
Literally two days after OpenAI launched a new underlying AI model for ChatGPT called GPT-5.3 Instant, the company has unveiled another, even more massive upgrade: ... OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets ZDNet: OpenAI's GPT-5.4 mini and nano launch - with near flagship performance at much lower cost OpenAI's GPT-5.4 mini and nano launch - with near flagship performance at much lower cost
