---
title: Transcode images
description: Transcode an image from Workers AI before uploading to R2
image: https://developers.cloudflare.com/dev-products-preview.png
---

> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/images/llms.txt  
> Use this file to discover all available pages before exploring further. 

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# Transcode images

Transcode an image from Workers AI before uploading to R2

JavaScript

```
const stream = await env.AI.run("@cf/bytedance/stable-diffusion-xl-lightning", {  prompt: YOUR_PROMPT_HERE,});
// Convert to AVIFconst image = (  await env.IMAGES.input(stream).output({ format: "image/avif" })).response();
const fileName = "image.avif";
// Upload to R2await env.R2.put(fileName, image.body);
```

```json
{"@context":"https://schema.org","@type":"TechArticle","@id":"https://developers.cloudflare.com/images/examples/transcode-from-workers-ai/#page","headline":"Transcode images · Cloudflare Images docs","description":"Transcode an image from Workers AI before uploading to R2","url":"https://developers.cloudflare.com/images/examples/transcode-from-workers-ai/","inLanguage":"en","image":"https://developers.cloudflare.com/dev-products-preview.png","dateModified":"2026-04-21","publisher":{"@type":"Organization","name":"Cloudflare","url":"https://www.cloudflare.com/"},"isPartOf":{"@type":"WebSite","@id":"https://developers.cloudflare.com/#website","name":"Cloudflare Docs","url":"https://developers.cloudflare.com/"}}
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/directory/","name":"Directory"}},{"@type":"ListItem","position":2,"item":{"@id":"/images/","name":"Cloudflare Images"}},{"@type":"ListItem","position":3,"item":{"@id":"/images/examples/","name":"Examples"}},{"@type":"ListItem","position":4,"item":{"@id":"/images/examples/transcode-from-workers-ai/","name":"Transcode images"}}]}
```