Briefing
The fast feed: breaking AI news from the global tech press, deduplicated and time-ordered.
The fast feed: breaking AI news from the global tech press, deduplicated and time-ordered.
Latest in Briefing
30 storiesJoint Statement from OpenAI and Microsoft
Microsoft and OpenAI continue to work closely across research, engineering, and product development, building on years of deep collaboration and shared success.…
Introducing the Stateful Runtime Environment for Agents in Amazon Bedrock
Stateful Runtime for Agents in Amazon Bedrock brings persistent orchestration, memory, and secure execution to multi-step AI workflows powered by OpenAI.…
Scaling AI for everyone
Today we’re announcing $110B in new investment at a $730B pre money valuation. This includes $30B from SoftBank, $30B from NVIDIA, and $50B from Amazon.…
Our agreement with the Department of War
Details on OpenAI’s contract with the Department of War, outlining safety red lines, legal protections, and how AI systems will be deployed in classified enviro…

ChinAI #349: Tokens Made in China?
Greetings from a world where……
Gemini 3.1 Flash-Lite: Built for intelligence at scale
Gemini 3.1 Flash-Lite is our fastest and most cost-efficient Gemini 3 series model yet.…
How Axios uses AI to help deliver high-impact local journalism
Axios COO Allison Murphy explains how the company uses AI to support local reporters, streamline newsroom workflows, and deliver high-impact local journalism at…
Understanding AI and learning outcomes
OpenAI introduces the Learning Outcomes Measurement Suite to assess AI’s impact on student learning across diverse educational environments over time.…
Extending single-minus amplitudes to gravitons
A new preprint extends single-minus amplitudes to gravitons, with GPT-5.2 Pro helping derive and verify nonzero graviton tree amplitudes in quantum gravity.…
The five AI value models driving business reinvention
Five AI value models show how leaders can sequence AI from workforce fluency to process reinvention and build durable business advantage.…
Introducing ChatGPT for Excel and new financial data integrations
OpenAI introduces ChatGPT for Excel and new financial app integrations, powered by GPT-5.4 to accelerate modeling, research, and analysis in regulated environme…
Introducing the Adoption news channel
Practical insights and frameworks to turn AI progress into business advantage…
VfL Wolfsburg turns ChatGPT into a club-wide capability
By focusing on people, not pilots, the Bundesliga club is scaling efficiency, creativity, and knowledge—without losing its football identity.…
Ensuring AI use in education leads to opportunity
OpenAI shares new tools, certifications, and measurement resources to help schools and universities close AI capability gaps and expand opportunity.…
Reasoning models struggle to control their chains of thought, and that’s good
OpenAI introduces CoT-Control and finds reasoning models struggle to control their chains of thought, reinforcing monitorability as an AI safety safeguard.…
Introducing GPT-5.4
Introducing GPT-5.4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and…
How Descript engineers multilingual video dubbing at scale
Using OpenAI reasoning models, Descript unlocked automatic localization of large content libraries without losing timing or meaning.…
How Balyasny Asset Management built an AI research engine
By combining rigorous model evaluation, full-platform use of OpenAI, and agent workflows, Balyasny is reinventing investment research.…
Codex Security: now in research preview
Codex Security is an AI application security agent that analyzes project context to detect, validate, and patch complex vulnerabilities with higher confidence a…
OpenAI to acquire Promptfoo
OpenAI is acquiring Promptfoo, an AI security platform that helps enterprises identify and remediate vulnerabilities in AI systems during development.…
ChinAI #350: Around the Horn (24th episode)
Greetings from a world where……
From games to biology and beyond: 10 years of AlphaGo’s impact
Ten years since AlphaGo, we explore how it is catalyzing scientific discovery and paving a path to AGI.…
New ways to learn math and science in ChatGPT
ChatGPT introduces interactive visual explanations for math and science, helping students explore formulas, variables, and concepts in real time.…
Improving instruction hierarchy in frontier LLMs
IH-Challenge trains models to prioritize trusted instructions, improving instruction hierarchy, safety steerability, and resistance to prompt injection attacks.…
Wayfair boosts catalog accuracy and support speed with OpenAI
Wayfair uses OpenAI models to improve ecommerce support and product catalog accuracy, automating ticket triage and enhancing millions of product attributes at s…
From model to agent: Equipping the Responses API with a computer environment
How OpenAI built an agent runtime using the Responses API, shell tool, and hosted containers to run secure, scalable agents with files, tools, and state.…
Designing AI agents to resist prompt injection
How ChatGPT defends against prompt injection and social engineering by constraining risky actions and protecting sensitive data in agent workflows.…
Why Codex Security Doesn’t Include a SAST Report
A deep dive into why Codex Security doesn’t rely on traditional SAST, instead using AI-driven constraint reasoning and validation to find real vulnerabilities w…

ChinAI #351: CAICT launches 2026 AI Safety Evaluations
Plus, what we can learn from its 2025 assessments…
Equipping workers with insights about compensation
New research shows Americans send nearly 3 million daily messages to ChatGPT asking about compensation and earnings, helping close the wage information gap.…