diff --git a/packages/api/src/routers/article_router.ts b/packages/api/src/routers/article_router.ts
index 68e804071..487b32c77 100644
--- a/packages/api/src/routers/article_router.ts
+++ b/packages/api/src/routers/article_router.ts
@@ -73,13 +73,18 @@ export function articleRouter() {
   })
 
   router.get(
-    '/:id/:outputFormat/:voice?',
+    '/:id/:outputFormat/:priority/:voice?',
     cors<express.Request>(corsConfig),
     async (req, res) => {
       const articleId = req.params.id
       const outputFormat = req.params.outputFormat
       const voice = req.params.voice
-      if (!articleId || !['mp3', 'speech-marks'].includes(outputFormat)) {
+      const priority = req.params.priority
+      if (
+        !articleId ||
+        !['mp3', 'speech-marks'].includes(outputFormat) ||
+        !['low', 'high'].includes(priority)
+      ) {
         return res.status(400).send('Invalid data')
       }
       const token = req.cookies?.auth || req.headers?.authorization
@@ -153,14 +158,13 @@ export function articleRouter() {
         voice: voice || userPersonalization?.speechVoice || 'en-US-JennyNeural',
       })
       // enqueue a task to convert text to speech
-      const taskName = await enqueueTextToSpeech(
-        uid,
-        speech.id,
-        page.content,
-        'ssml',
-        speech.voice,
-        env.fileUpload.gcsUploadBucket
-      )
+      const taskName = await enqueueTextToSpeech({
+        userId: uid,
+        speechId: speech.id,
+        text: page.content,
+        voice: speech.voice,
+        priority: priority as 'low' | 'high',
+      })
       logger.info('Start Text to speech task', { taskName })
       res.status(202).send('Text to speech task started')
     }