A design flaw – or expected behavior based on a bad design choice, depending on who is telling the story – baked into ...

Security researchers used GPT-5.4 and Claude Opus 4.6 in an open-source harness to reproduce Anthropic's Mythos vulnerability ...

What makes Codex useful for building websites is that it can install software packages, run a local preview server, track ...

Learn about the Opus 4.7 update, including its top benchmark scores against ChatGPT 5.4, new tokenizer costs, and advanced ...

The company says Mythos is too dangerous to release publicly. Cybersecurity experts agree the model's capabilities matter, ...

Anthropic launches Opus 4.7 with improved coding and reasoning, as its more “broadly capable” Mythos AI remains restricted ...

OpenAI rolled out their updated Codex app for Mac yesterday and, among other things, they shipped a native computer use tool ...