AI BriefingOpenAI Blog news
The latest AI and developer news from OpenAI Blog, with short summaries.
Visit website →How Balyasny Asset Management Built Its AI Research Engine
Balyasny Asset Management has transformed its investment research process by leveraging OpenAI models and agentic workflows.
Reasoning Models Struggle to Control Their Chain-of-Thought (CoT), Which Is Actually Good News for AI Safety
Current reasoning models have difficulty intentionally manipulating their chain-of-thought (CoT), which is a positive signal for maintaining AI safety monitoring.
GPT-5.4 Thinking System Card
OpenAI has released the GPT-5.4 Thinking system card, which applies cybersecurity risk mitigation measures for the first time.
Introducing GPT-5.4
OpenAI has unveiled GPT-5.4, optimized for professional work and agentic workflows.
Helping AI Use in Education Lead to Real Opportunity
OpenAI supports educational institutions in closing the gap in students' AI usage capabilities and creating real opportunities.
Launch of the Adoption News Channel
OpenAI has launched the 'Adoption' news channel to help enterprises achieve real AI adoption and generate business value.
VfL Wolfsburg builds ChatGPT into a club-wide core capability
VfL Wolfsburg adopted **ChatGPT Enterprise** to build more than 50 custom GPTs, saving over $1 million annually.
5 AI Value Models Driving Business Reinvention
Enterprises must move beyond simple AI pilots to build a portfolio of complementary AI value models.
ChatGPT for Excel Launches with New Financial Data Integrations
OpenAI has released a beta version of ChatGPT for Excel based on GPT-5.4, along with financial data integration features.
Extending Single-Minus Amplitudes to Gravitons
OpenAI used GPT-5.2 Pro to derive a mathematical result proving that single-minus amplitudes for gravitons are not zero.
Understanding AI and Learning Outcomes
OpenAI has developed a framework to measure the long-term impact of AI on learning.
How Axios Is Using AI to Build Impactful Local Journalism
Axios is building a sustainable local journalism model by using AI to streamline the entire news production process.
GPT-5.3 Instant System Card
OpenAI has unveiled GPT-5.3 Instant, featuring faster responses and enhanced web search capabilities.
GPT-5.3 Instant: Smoother, More Useful Everyday Conversations
GPT-5.3 Instant delivers a smoother, more useful conversational experience by reducing unnecessary refusals and lecturing responses.
Agreement with the Department of War
OpenAI signed an AI system deployment agreement with the U.S. Department of War, specifying strong safety guardrails such as a ban on domestic surveillance and autonomous weapons use.
OpenAI and Amazon Announce Strategic Partnership
OpenAI and Amazon have entered a strategic partnership to accelerate AI innovation, with Amazon investing a total of $50 billion in OpenAI.
AI Scaling for Everyone
OpenAI has secured $110 billion in investment from SoftBank, NVIDIA, and Amazon to expand its infrastructure.
Amazon Bedrock Unveils Stateful Runtime Environment for Agents
OpenAI and Amazon have partnered to launch a **Stateful Runtime Environment** on Amazon Bedrock that supports complex agent workflows.
Joint Statement from OpenAI and Microsoft
OpenAI and Microsoft announced that their existing partnership and contract terms remain unchanged despite new partnership expansions.
Update on Mental Health-Related Work
OpenAI is strengthening ChatGPT's mental health-related safety features and has stated its position on related lawsuits.