When you initiate a deployment, Vercel will build your project within a container that has a predefined image. This build image is determined by the Node.js version selected in the project settings.
Node.js version Build image Base image Deprecation date22.x
20.x
Build image Amazon Linux 2023 18.x
Build image (legacy) Amazon Linux 2 September 1, 2025 Runtime support
Vercel supports multiple runtimes, but different runtime versions are available depending on the selected build image. See the table below to learn about which runtime versions are supported by each image:
Runtime Build image Build image (legacy) Node.js22.x
20.x
18.x
Edge Python 3.12
3.9
Ruby 3.3.x
3.2.x
Go RuntimeGo Community Runtimes
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HTML:
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UTF-8
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