OpenRouter raised money at a $1.3 billion valuation a few months ago, if the NYTimes reported valuation is accurate.
Going from a $1.3b valuation to a $7b exit in a couple months is an amazing return for those investors. I hope the OpenRouter employees got some decent equity out of this
Open weight models did take off significantly over the past couple of months. You can see their exponential curve in https://openrouter.ai/rankings#top-models
It's so significant that even OpenAI is doing promos on OpenRouter. It's 50% cheaper to use Luna (provider: OpenAI) on OpenRouter, than via OpenAI's first party platform.
They should just hold Stripe stock, plus there are always liquidation preferences so it is not so black and white