diff --git a/src/components/SampleLayout.tsx b/src/components/SampleLayout.tsx
index 419ad998..5b5d457e 100644
--- a/src/components/SampleLayout.tsx
+++ b/src/components/SampleLayout.tsx
@@ -66,6 +66,7 @@ const SampleLayout: React.FunctionComponent<
   React.PropsWithChildren<{
     name: string;
     description: string;
+    originTrial?: string;
     filename: string;
     gui?: boolean;
     init: SampleInit;
@@ -155,6 +156,7 @@ const SampleLayout: React.FunctionComponent<
         />
         <title>{`${props.name} - WebGPU Samples`}</title>
         <meta name="description" content={props.description} />
+        <meta httpEquiv="origin-trial" content={props.originTrial} />
       </Head>
       <div>
         <h1>{props.name}</h1>
diff --git a/src/sample/videoUploadingWebCodecs/main.ts b/src/sample/videoUploadingWebCodecs/main.ts
index 9e532203..9b1b611e 100644
--- a/src/sample/videoUploadingWebCodecs/main.ts
+++ b/src/sample/videoUploadingWebCodecs/main.ts
@@ -145,7 +145,13 @@ const init: SampleInit = async ({ canvas, pageState }) => {
 const VideoUploadingWebCodecs: () => JSX.Element = () =>
   makeSample({
     name: 'Video Uploading with WebCodecs (Experimental)',
-    description: 'This example shows how to upload VideoFrame to WebGPU.',
+    description: `This example shows how to upload a WebCodecs VideoFrame to WebGPU.
+      Support for using a VideoFrame as the source for a GPUExternalTexture requires
+      running Chrome with the "WebGPU Developer Features" flag or the WebGPU WebCodecs
+      integration origin trial.
+      See https://developer.chrome.com/origintrials/#/view_trial/1705738358866575361
+    `,
+    originTrial: 'Auo9JMDbdn/Jg1pd8liB9Ofp1OLzi9mecxjBBfjv/3f8O8775CXgcTobX4t6KYxMC1wnO4Z7MWArPSptGtkD2woAAABZeyJvcmlnaW4iOiJodHRwczovL3dlYmdwdS5naXRodWIuaW86NDQzIiwiZmVhdHVyZSI6IldlYkdQVVdlYkNvZGVjcyIsImV4cGlyeSI6MTcwMTk5MzU5OX0=',
     init,
     sources: [
       {