There is a rate limit.

Even still. GPT4 in particular gets expensive at scale.

Vercel is probably noticing that the LLM community is using NextJS (and Vercel) by default a lot of times, and that supporting the community and building more goodwill will pay off.

Vercel is so overpriced on their hosting plans that they can afford that to attract new customers, I guess.

You can spend hundreds of thousands trying to implement just SSR and still not get it working. (trust me)

For what Vercel is, it's a steal.

Server side rendering? Like the thing that PHP has been doing for decades? Genuinely curious how this has now become difficult again after being so completely ubiquitous with hosting, I guess it’s about “scale” and “edge” etc.?