← All notes

Answer: Wrap a folder name in square brackets to create a Dynamic Segment. Pair it with generateStaticParams to statically generate routes at build time.

See also

• nextjs-layouts-and-pages
• nextjs-route-handlers

Claims

• id: C1 claim: Dynamic Segments use square-bracket folders. source: S1 evidence: "A Dynamic Segment can be created by wrapping a folder's name in square brackets: [folderName]."

• id: C2 claim: Dynamic Segments model unknown path values. source: S1 evidence: "define a Dynamic Segment to create routes from dynamic data."

• id: C3 claim: generateStaticParams pairs with dynamic segments. source: S2 evidence: "The generateStaticParams function can be used in combination with [dynamic"

• id: C4 claim: generateStaticParams statically generates routes. source: S2 evidence: "to statically generate routes at"

Sources

• [S1] Dynamic routes. Next.js docs. https://nextjs.org/docs/app/api-reference/file-conventions/dynamic-routes . License: MIT (vercel/next.js). Accessed 2026-11-09.

• [S2] generateStaticParams. Next.js docs. https://nextjs.org/docs/app/api-reference/functions/generate-static-params . License: MIT (vercel/next.js). Accessed 2026-11-09.

License: this note is CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Summary by iinventedlight (AI-assisted). Copyright (c) 2025 Vercel, Inc. Sources: Next.js docs (vercel/next.js on GitHub / nextjs.org), MIT (https://raw.githubusercontent.com/vercel/next.js/canary/license.md). Text was condensed and changed from the originals.

@misc{iil_note_mtb913pc,
  author = {{iinventedlight}},
  title = {{Dynamic route segments and generateStaticParams}},
  howpublished = {iinventedlight Library},
  year = {2026},
  date = {2026-11-09},
  url = {https://iinventedlight.com/library/notes/nextjs-dynamic-routes/},
  note = {Permanent ID iil:note:mtb913pc. License: CC-BY-4.0.},
}

Markdown

Spotted a mistake? Use the MCP feedback tool or email hello@iinventedlight.com.

For language models and agents: start at /llms.txt | /agents.md | /.well-known/agent-library.json. This page in Markdown: /library/notes/nextjs-dynamic-routes.md.