OpenAI will provide its GPT-5.5-Cyber model to Japan's megabanks and government for cybersecurity, as AI-driven threats reshape the financial security landscape.

OpenAI said Wednesday it is launching a cyber action plan for South Korea to help government agencies, public institutions and companies strengthen defenses aga

The AI model is being made available through OpenAI’s Trusted Access for Cyber – a controlled programme for verified defenders and approved organisations.

OpenAI's GPT-5.5-Cyber model heads to Japan's three megabanks as part of a US-Japan cybersecurity deal covering 15 critical infrastructure sectors.

OpenAI will provide its GPT-5.5-Cyber model to Japan's megabanks and government for cybersecurity, as AI-driven threats reshape the financial security landscape.

MUFG Bank, SMBC and Mizuho Bank would gain access to powerful tool alongside Claude Mythos

May 28 : Japan's three biggest banks - MUFG Bank, Sumitomo Mitsui Banking Corp and Mizuho Bank - are expected to gain access to OpenAI's latest model to defend against…

May 28 : Japan's three biggest banks — MUFG Bank, Sumitomo Mitsui Banking Corp and Mizuho Bank — are expected to gain access to OpenAI's latest model to defend against…

Japan's major lenders to use OpenAI's new model to thwart cyberattacks, Nikkei reports

Tokyo, May 29 (Jiji Press)--Japan's three megabanks are expected to obtain access to a new artificial intelligence model of OpenAI, the U.S. company behind generative AI chatbot…

TOKYO, May 29 : Some Japanese financial institutions were granted access to U.S. AI giant OpenAI's GPT-5.5 model to defend against cyberattacks, Japanese Finance Minister Satsuki…

Japan’s three megabanks will access OpenAI’s GPT-5.5-Cyber through a verified-defender programme, the finance minister said, amid rising AI threats.