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OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT
On Monday, OpenAI released a new foundation model called GPT-5.5 Instant, which will replace GPT-5.3 Instant as the default ChatGPT model. The company said the model reduces hallucination in sensitive areas such as law, medicine, and finance, while maintaining the low latency of its predecessor.
Sam Altman asked GPT-5.5 to plan its own launch party. Its requests were 'beautiful' but 'strange.
Sam Altman said he plans to throw a launch party for OpenAI's latest AI model, GPT-5.5. He asked the model what it would want for its own celebration — and it gave detailed suggestions.
OpenAI releases GPT-5.5, bringing company one step closer to an AI ‘superapp'
OpenAI on Thursday released GPT-5.5, its newest AI model, which the company calls its “smartest and most intuitive to use model” yet. The algorithm comes with increased capabilities in a multitude of areas, with OpenAI co-founder and president Greg Brockman claiming that it also brings the company one step closer to the creation of OpenAI's “superapp.
OpenAI announces GPT-5.5, its latest artificial intelligence model
OpenAI announced GPT-5.5, its latest AI model that is better at coding, using computers and pursuing deeper research capabilities. The launch comes just weeks after Anthropic unveiled Claude Mythos Preview, its new model with advanced cybersecurity capabilties.
OpenAI unveils GPT-5.4-Cyber a week after rival's announcement of AI model
OpenAI on Tuesday unveiled GPT-5.4-Cyber, a variant of its latest flagship model fine-tuned specifically for defensive cybersecurity work, following rival Anthropic's announcement of frontier AI model Mythos.
GPT Group (GPTGF) Shareholder/Analyst Call Transcript
GPT Group (GPTGF) Shareholder/Analyst Call Transcript
OpenAI back on top as GPT-5.2 calms competition concerns: Jefferies
OpenAI has quickly reasserted its lead in the AI race following concerns it was falling behind Google, analysts at Jefferies say, pointing to the release of GPT-5.2 and recent enterprise-focused developments. They also see performance gains, hiring moves, and scaling trends supporting OpenAI's momentum heading into 2026.
