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`/docs/edge-middleware/limitations` does not exist. Similar pages:

- [Other guidelines](#otherguidelines)[](/docs/limits/fair-use-guidelines.md): Middleware with the edge runtime configured CPU Limits Middleware with the edge runtime configured can use no more than 50ms of CPU time on average.
- [Unsupported APIs](#unsupportedapis)[](/docs/functions/runtimes/edge.md): The Edge runtime has some restrictions including Some Node.js APIs other than the ones listed above are not supported. For example, you can't read or

All pages: [/llms.txt](/llms.txt)