Superhuman Inc., the company behind Grammarly, has bought GPTZero to add AI-detection and authenticity checks to its Superhuman Go assistant. GPTZero’s tools flag AI-generated text, fake citations and plagiarism, and will now work alongside Superhuman’s own detector across a million apps and sites.

SpaceX agreed to buy AI coding startup Cursor for $60 billion in stock, marking a 3.4% dilution to its recent IPO valuation. The deal, set to close in Q3 pending regulatory approval, aims to boost SpaceX’s AI push against rivals like Anthropic and OpenAI despite Cursor’s recent market-share decline and undisclosed financial details.

OpenAI has purchased TBPN, an online talk show that focuses on technology news and executive interviews, positioning itself to compete with major financial news outlets like Bloomberg and CNBC. The terms of the deal were not disclosed. TBPN staff will assist OpenAI with marketing and communications while maintaining editorial independence.