Support for now.json will be removed on March 31, 2026
The legacy now.json configuration file will be officially removed on March 31, 2026. Users should migrate by renaming their now.json files to vercel.json, with no other content changes required. For advanced use cases, consider using vercel.ts for programmatic configuration.
Support for the legacy config file will be officially removed on . Migrate existing files by renaming them to no other content changes are required.now.jsonnow.jsonvercel.json,March 31st, 2026
For more advanced use cases, try for programmatic project configuration.vercel.ts
Learn more about configuring projects with in the .vercel.jsondocumentation
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