After dissing Anthropic for limiting Mythos, OpenAI restricts access to Cyber, too

OpenAI will begin rolling out it cybersecurity testing tool, GPT-5.5 Cyber only “to critical cyber defenders” at first.

OpenAI now lets you lock your ChatGPT account with a hardware key. Here is why it thinks you should.
OpenAI now lets you lock your ChatGPT account with a hardware key. Here is why it thinks you should.

OpenAI has released a security feature for ChatGPT accounts that treats them the way banks treat online banking: hardware keys, no passwords, no email recovery, and no help from customer support if you lose access. The feature, called Advanced Account …

OpenAI announces new advanced security for ChatGPT accounts, including a partnership with Yubico

OpenAI is launching additional opt-in protections for ChatGPT accounts. The new security initiative includes a new partnership with security key provider Yubico.

Elon Musk confirms xAI used OpenAI’s models to train Grok
Elon Musk confirms xAI used OpenAI’s models to train Grok

In a federal courtroom in California on Thursday, Elon Musk testified that his own AI startup, xAI, has used OpenAI’s models to improve its own. The matter at question is model distillation, a common industry practice by which one larger AI model acts as a “teacher” of sorts to pass on knowledge to a smaller […]

Elon Musk testifies that xAI trained Grok on OpenAI models

“Distillation” is a hot topic as frontier labs try to prevent smaller competitors from copying their models.

ChatGPT is going to stop talking about goblins and gremlins as it sheds”nerdy” persona

OpenAI traces ChatGPT’s goblin obsession to a “Nerdy” personality training error that spread across its models.

Here’s how the new Microsoft and OpenAI deal breaks down
Here’s how the new Microsoft and OpenAI deal breaks down

Microsoft’s relationship with OpenAI has always been complicated, so I expected the close partnership-turned-situationship to end in tears. After all, executive disagreements, rearranged contracts, and frustrations over AI infrastructure have all regularly been part of the partnership, creating plenty of tension along the way. But against all odds, Microsoft and OpenAI divorced this week in […]

ChatGPT just made it easier to pick the right model, just like Gemini does — here’s when to use Instant, Thinking, or Pro

OpenAI has given the web interface a rejig for Plus, Pro and Business users, making it easier to choose between Instant and Thinking when you talk to ChatGPT.

OpenAI talks about not talking about goblins
OpenAI talks about not talking about goblins

OpenAI is opening up about its goblin problem. After a report from Wired revealed instructions to OpenAI’s coding model to “never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other animals or creatures,” the AI startup published an explanation on its website, calling references to the creatures a “strange habit” its models developed as […]

OpenAI’s new security model is for ‘critical cyber defenders’ only
OpenAI’s new security model is for ‘critical cyber defenders’ only

OpenAI is preparing to launch a new frontier cybersecurity model, GPT-5.5-Cyber. CEO Sam Altman said the model will not be available to the general public, but will be first rolled out to a select group of trusted “cyber defenders” in order for institutions to shore up their cyberdefenses. The limited rollout will take place “in […]