OpenAI Acquires German Startup Ona — Codex Agents to Run for Days
OpenAI is buying Berlin-based cloud platform Ona to let Codex agents run autonomously for hours or days — no open laptop required.
OpenAI is buying Berlin-based cloud platform Ona to let Codex agents run autonomously for hours or days — no open laptop required.
According to the Wall Street Journal, OpenAI is considering significant token price cuts to lure Anthropic customers. Both companies are on the brink of going public.
The first hands-on takes on Claude Fable 5 are in. Simon Willison talks about that 'big model smell', Ethan Mollick says it leaves every other public model behind, and Andrej Karpathy calls it a real version jump. What's actually behind the hype.
A single paragraph buried in Fable 5's 319-page system card is causing a storm: when you ask for help with frontier AI research, the model deliberately weakens its answers — without telling you. Researchers are calling it 'secret sabotage'.
OpenAI is rolling out 'Memory Sources' across all ChatGPT models: for every personalized answer, you can see which memories and past chats fed into it — and correct or delete them. Plus a refresh for GPT-5.5 Instant.
Version 2.1.170 brings Claude Fable 5 into Claude Code. Just before it, 2.1.169 shipped two things that help more day to day than they sound: a safe mode and a /cd command with no cache loss.
On launch day, Claude Fable 5 was already live in GitHub Copilot, Amazon Bedrock, Microsoft Foundry, and Harvey. On the API there's no brake — but for subscriptions there is: starting June 23, Fable costs extra.
Anthropic has released Claude Fable 5 — the first Mythos-class model available to everyone. State of the art on nearly every benchmark, with built-in safeguards. And for cyber defenders, there's Mythos 5 on top.