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

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> 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.

# Transcode images

Transcode an image from Workers AI before uploading to R2

Last updated Aug 24, 2026|Copy as Markdown|[View as Markdown](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/images/examples/transcode-from-workers-ai/index.md)|[Agent setup](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/agent-setup/)

```js
const stream = await env.AI.run("@cf/bytedance/stable-diffusion-xl-lightning", {
	prompt: YOUR_PROMPT_HERE,
});

// Convert to AVIF
const image = (
	await env.IMAGES.input(stream).output({ format: "image/avif" })
).response();

const fileName = "image.avif";

// Upload to R2
await env.R2.put(fileName, image.body);
```

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```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/og-docs.png","dateModified":"2026-08-24","publisher":{"@type":"Organization","name":"Cloudflare","description":"One platform for your apps, agents, and workforce. Build, secure, and scale without managing infrastructure","url":"https://www.cloudflare.com/","sameAs":["https://github.com/cloudflare","https://www.linkedin.com/company/cloudflare","https://x.com/cloudflare"],"logo":{"@type":"ImageObject","url":"https://developers.cloudflare.com/logo.svg"},"address":{"@type":"PostalAddress","streetAddress":"101 Townsend St","addressLocality":"San Francisco","addressRegion":"CA","postalCode":"94107","addressCountry":"US"},"contactPoint":[{"@type":"ContactPoint","contactType":"Customer Support","url":"https://support.cloudflare.com/","availableLanguage":["English"]},{"@type":"ContactPoint","contactType":"Sales","url":"https://www.cloudflare.com/contact/","availableLanguage":["English"]}]},"isPartOf":{"@type":"WebSite","@id":"https://developers.cloudflare.com/#website","name":"Cloudflare Docs","url":"https://developers.cloudflare.com/"}}
```