# Fetch Undici exposes a fetch() method starts the process of fetching a resource from the network. Documentation and examples can be found on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/fetch). ## File This API is implemented as per the standard, you can find documentation on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/File) In Node versions v18.13.0 and above and v19.2.0 and above, undici will default to using Node's [File](https://nodejs.org/api/buffer.html#class-file) class. In versions where it's not available, it will default to the undici one. ## FormData This API is implemented as per the standard, you can find documentation on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/FormData) ## Response This API is implemented as per the standard, you can find documentation on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/Response) ## Request This API is implemented as per the standard, you can find documentation on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/Request) ## Header This API is implemented as per the standard, you can find documentation on [MDN](https://developer.mozilla.org/en-US/docs/Web/API/Headers)