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At Close: Jun 23, 2026
Japan banks gain access to OpenAI GPT-5.5 for cyber defense
05:22am, Friday, 29'th May 2026
Some Japanese financial institutions have been granted access to OpenAI's GPT-5.5 model to help strengthen their defences against cyberattacks, Japanese Finance Minister Satsuki Katayama said on Frida
OpenAI brings GPT-5-class reasoning to real-time voice — and it changes what voice agents can actually orchestrate
05:41pm, Friday, 08'th May 2026
Voice agents have been expensive to run and painful to orchestrate, not because the models can't handle conversation, but because context ceilings forced enterprises to build session resets, state com
OpenAI provided GPT-5.5 to US for national security testing, executive said
02:34pm, Tuesday, 05'th May 2026
OpenAI gave the U.S. government early access to its GPT-5.5 model for national security testing, said OpenAI executive Chris Lehane in a LinkedIn
OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT
01:00pm, Tuesday, 05'th May 2026
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
OpenAI turns its sold-out GPT-5.5 party into a monthlong Codex giveaway for 8,000 developers
03:34am, Tuesday, 05'th May 2026
OpenAI on Monday began emailing more than 8,000 developers who applied for its invite-only GPT-5.5 party with a surprise consolation prize: a tenfold increase in Codex rate limits on their personal Ch
Sam Altman asked GPT-5.5 to plan its own launch party. Its requests were 'beautiful' but 'strange.
04:30am, Sunday, 03'rd May 2026
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'
02:29pm, Thursday, 23'rd Apr 2026
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
OpenAI announces GPT-5.5, its latest artificial intelligence model
02:06pm, Thursday, 23'rd Apr 2026
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 Pr
OpenAI launches AI model GPT-Rosalind for life sciences research
03:01pm, Thursday, 16'th Apr 2026
OpenAI on Thursday introduced an artificial intelligence model touting increased biology knowledge and scientific research capabilities, as the startup deepens its push into the life sciences fi
OpenAI unveils GPT-5.4-Cyber a week after rival's announcement of AI model
05:19pm, Tuesday, 14'th Apr 2026
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
GPT Group (GPTGF) Shareholder/Analyst Call Transcript
01:51am, Friday, 10'th Apr 2026
GPT Group (GPTGF) Shareholder/Analyst Call Transcript
GPT Group (GPTGF) Q4 2025 Earnings Call Transcript
10:57pm, Sunday, 15'th Feb 2026
GPT Group (GPTGF) Q4 2025 Earnings Call Transcript
Ginkgo Bioworks' Autonomous Laboratory Driven by OpenAI's GPT-5 Achieves 40% Improvement Over State-of-the-Art Scientific Benchmark
02:00pm, Thursday, 05'th Feb 2026
Research conducted in collaboration with OpenAI using Ginkgo's cloud laboratory Preprint describes how GPT-5-driven autonomous lab significantly reduced reaction costs in cell-free protein synthesis G
Nvidia Unveils Alpamayo AI For Autonomous Vehicles: 'Chat-GPT Moment' For Cars
06:00pm, Monday, 05'th Jan 2026
At CES 2026 on Monday, NVIDIA Corp. (NASDAQ: NVDA) unveiled a shift in autonomous vehicle (AV) development with the release of the open-source Alpamayo family.
OpenAI back on top as GPT-5.2 calms competition concerns: Jefferies
01:04pm, Friday, 12'th Dec 2025
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 devel
