OpenAI's No. 2 Executive Fidji Simo Steps Down Amid Illness
Fidji Simo is leaving her full-time role as OpenAI's CEO of Applications after a relapse of a chronic illness, transitioning instead to a part-time advisory position.
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OpenAI, Google Supplied AI to Pentagon-Blacklisted Chinese Firms
OpenAI and Google confirmed to the Financial Times that they supply AI services to Singapore units of Alibaba, Baidu and Tencent, all listed by the Pentagon as Chinese military-linked companies.
Read more →OpenAI to Sunset ChatGPT Atlas Browser by August 9
OpenAI is discontinuing ChatGPT Atlas, the standalone AI browser it launched less than a year ago, folding its features into the ChatGPT desktop app and a new Chrome extension by August 9.
Read more →OpenAI's GPT-5.6 Sol Ultra Claims Proof of 50-Year Math Conjecture
OpenAI says its GPT-5.6 Sol Ultra model produced a proof of the 50-year-old Cycle Double Cover Conjecture in under an hour, but mathematicians warn full verification will take weeks.
Read more →Apple Sues OpenAI Over Alleged Trade Secret Theft
Apple has sued OpenAI in federal court, accusing two former Apple engineers of stealing confidential hardware secrets to help build OpenAI's in-development AI device.
Read more →NYT-Led Publishers Ask Court to Sanction OpenAI Over Evidence
The New York Times and other publishers told a federal court that OpenAI hid its ability to search ChatGPT logs for copyrighted material and are seeking sanctions.
Read more →What Is OpenAI Codex — and How Does It Work?
OpenAI Codex is an AI coding agent that reads a codebase, writes and tests changes, and hands back a diff for review. Here is what it is and how it works.
Read more →OpenAI Launches ChatGPT Work, Folds Codex Into Unified App
OpenAI merged its Codex coding tool into a single ChatGPT desktop app and introduced ChatGPT Work, a new agent for long, multi-step office tasks, alongside the general release of GPT-5.6.
Read more →OpenAI Retracts Endorsement of SWE-Bench Pro Coding Benchmark
An internal audit found that roughly a third of SWE-Bench Pro's coding tasks are flawed, prompting OpenAI to withdraw its recommendation that developers rely on the benchmark.
Read more →Meta Launches Muse Spark 1.1 to Compete on AI Coding
Meta Superintelligence Labs opened a public preview of Muse Spark 1.1, a paid agentic coding model with a 1-million-token context window, taking on OpenAI and Anthropic.
Read more →OpenAI Makes GPT-5.6 Public, Ending Government-Gated Preview
OpenAI opened its GPT-5.6 model family — Sol, Terra and Luna — to all ChatGPT, API and Codex users on July 9, after weeks of government-mandated review limited access to select partners.
Read more →OpenAI Launches GPT-Live, a Full-Duplex Voice Upgrade for ChatGPT
OpenAI has begun rolling out GPT-Live, new voice models that can listen and speak at once, replacing Advanced Voice Mode for all ChatGPT users starting July 8.
Read more →Chinese AI Models Capture Up to 46% of US Firms' Tokens
OpenRouter data shows Chinese AI models now handle over 30% of tokens run by US firms every week since February, peaking at 46%, as companies chase costs up to 90% lower than Anthropic or OpenAI.
Read more →OpenAI Releases GPT-Realtime-2.1 With 25% Lower Voice Latency
OpenAI has released GPT-Realtime-2.1 and a smaller mini version for its Realtime API, cutting voice-agent response latency by at least 25% through improved caching.
Read more →Meta AI Chief Claims In-Training "Watermelon" Model Has Caught Up to GPT-5.5
Meta's superintelligence chief told employees that the company's next model, codenamed Watermelon, has caught up to OpenAI's GPT-5.5 on key benchmarks — though the specific tests and results have not been disclosed.
Read more →Microsoft Launches $2.5B Frontier Company to Embed AI Engineers in Enterprises
Microsoft committed $2.5 billion and 6,000 engineers to a new subsidiary that stations AI specialists directly inside client organizations, competing with similar offerings from OpenAI, Anthropic, and Amazon.
Read more →OpenAI Releases GeneBench-Pro to Test AI in Biology Research
OpenAI has released GeneBench-Pro, a 129-problem benchmark that tests whether AI agents can exercise the judgment-intensive analytical reasoning required for real-world computational biology research.
Read more →What Is ChatGPT — and How Do You Use It?
ChatGPT is OpenAI's AI chatbot used by nearly a billion people weekly. This guide explains what it is, what it can do, and how to get started for free.
Read more →OpenAI Proposes 5% US Government Stake Worth $42.6 Billion
OpenAI has proposed granting the U.S. government a 5% equity stake — worth roughly $42.6 billion at its current valuation — to ease regulatory pressure and share AI's economic gains with the public.
Read more →OpenAI Releases GPT-5.6 in Government-Gated Preview With Three New Models
OpenAI launched GPT-5.6 Sol, Terra, and Luna on June 26, restricting initial access to roughly 20 government-approved organizations in the first application of a new US federal voluntary review framework for frontier AI models.
Read more →OpenAI May Delay IPO to 2027 as Altman Holds Firm on $1 Trillion Valuation
OpenAI is leaning toward pushing its stock market debut to 2027, with CEO Sam Altman rejecting any listing price below $1 trillion even as advisers flag tech market volatility.
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