There are multiple "sandbox backends"[1] available besides Vercel currently. I'm sure more will follow, and it's open-source so you could always implement your

There are multiple "sandbox backends"[1] available besides Vercel currently. I'm sure more will follow, and it's open-source so you could always implement your own. 1. https://eve.dev/docs/sandbox#backends https://eve.dev/docs/sandbox#backends