Compute that takes any shape
Workloads differ in how long they run, how much memory they take, and how much of the environment they control.
Vercel's compute layer, called Fluid, now runs functions as well as builds and sandboxes, so any app already deployed on Vercel has been running on it without anyone having to opt in. Vercel said Fluid now handles over 15 million builds a day, 25 million sandboxes a week, and a trillion requests a month.
The system is built from three parts:
- Hive provisions the isolated VM each workload runs on, sizing the machine to the job and keeping it isolated in Vercel's multitenant environment.
- Fluid images let developers push their own container image to the Vercel Container Registry and run it across sandboxes and functions, rather than being limited to a fixed OS. Vercel converts the image into its VHS boot format so a custom machine is ready in milliseconds.
- Vercel Drives keeps a workload's files in portable storage that stays put as the compute underneath changes. Drives are in private beta, currently attaching to sandboxes, with support for the rest of Fluid to follow.
Vercel says its own v0 product already uses Fluid images to build and run its development environments.

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