SoftBank, Coatue in talks to invest hundreds of millions in OpenAI

The signal here is less about OpenAI's capital needs than about who is lining up to supply them: SoftBank and Coatue bring late-stage growth-investing scale rather than strategic compute or distribution, which shifts the investor mix toward financial rather than industrial backers. That matters for the broader AI capital stack, where the largest private rounds increasingly depend on a handful of mega-funds willing to underwrite concentrated exposure. The open question is whether these talks convert into a confirmed commitment, and whether the disclosed size stays in the hundreds-of-millions range or scales up as negotiations proceed.