Route Segment Config
Last updated April 23, 2026
The Route Segment Config options allow you to configure the behavior of a Page, Layout, or Route Handler by directly exporting the following variables:
| Option | Type | Default |
|---|---|---|
dynamicParams | boolean | true |
runtime | `'nodejs' | 'edge'` |
preferredRegion | `'auto' | 'global' |
maxDuration | number | Set by deployment platform |
Version History
| Version | |
|---|---|
v16.0.0 | dynamic, dynamicParams, revalidate, and fetchCache removed when Cache Components is enabled. See Caching and Revalidating (Previous Model). |
v16.0.0 | export const experimental_ppr = true removed. A codemod is available. |
v15.0.0-RC | export const runtime = "experimental-edge" deprecated. A codemod is available. |
[
dynamicParams
API reference for the dynamicParams route segment config option.
](dynamicParams/index.md)[
maxDuration
API reference for the maxDuration route segment config option.
](maxDuration/index.md)[
preferredRegion
API reference for the preferredRegion route segment config option.
](preferredRegion/index.md)[
runtime
API reference for the runtime route segment config option.
](runtime/index.md)
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