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

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

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.

Google Cloud surpasses $20B but says growth was capacity-constrained

Google Cloud topped $20B in quarterly revenue for the first time, fueled by surging demand for AI. But capacity constraints mean it could have grown even faster.

Fusion power startup Zap Energy pulls a partial pivot, adding nuclear fission to the mix

Surprise! Fusion startup Zap Energy says it will be developing fission reactors alongside its fusion devices.

Parallel Web Systems hits $2B valuation five months after its last big raise

The AI agent-tool startup founded by former Twitter CEO Parag Agrawal has raised $100 million, led by Sequoia, months after raising a previous $100 million.

Paragon is not collaborating with Italian authorities probing spyware attacks, report says

Despite promising to help determine what happened with the hacks targeting journalists and activists in Italy, Israeli American spyware maker Paragon has reportedly not responded to authorities’ requests for information.

Letterboxd, the social platform for film buffs, reportedly looking for new owner

Potential buyers of Letterboxd include Versant, the parent company of CNBC and MS NOW, and Hollywood media company The Ankler, according to Semafor.