diff --git a/firebase.json b/firebase.json
index a4accd3..ebda393 100644
--- a/firebase.json
+++ b/firebase.json
@@ -10,6 +10,48 @@
       "**/node_modules/**"
     ],
     "rewrites": [
+      {
+        "source": "/explainText",
+        "function": {
+          "functionId": "explainText",
+          "region": "us-central1"
+        }
+      },
+      {
+        "source": "/explainEnglishText",
+        "function": {
+          "functionId": "explainEnglishText",
+          "region": "us-central1"
+        }
+      },
+      {
+        "source": "/analyzeImage",
+        "function": {
+          "functionId": "analyzeImage",
+          "region": "us-central1"
+        }
+      },
+      {
+        "source": "/generateChineseSentences",
+        "function": {
+          "functionId": "generateChineseSentences",
+          "region": "us-central1"
+        }
+      },
+      {
+        "source": "/analyzeCollocation",
+        "function": {
+          "functionId": "analyzeCollocation",
+          "region": "us-central1"
+        }
+      },
+      {
+        "source": "/explainWordInContext",
+        "function": {
+          "functionId": "explainWordInContext",
+          "region": "us-central1"
+        }
+      },
       {
         "source": "/components/**",
         "destination": "/components/index.html"
@@ -51,4 +93,4 @@
       ]
     }
   ]
-}
+}
\ No newline at end of file
diff --git a/public/js/modules/data-layer.js b/public/js/modules/data-layer.js
index e3d12ac..58927da 100644
--- a/public/js/modules/data-layer.js
+++ b/public/js/modules/data-layer.js
@@ -725,7 +725,7 @@ async function explainChineseSentence(text) {
     if (localAi.isLocalAiEnabled()) {
         return await localAi.explainChineseSentence(text);
     }
-    const functions = getFunctions();
+    const functions = getFunctions(getApp(), window.location.origin);
     // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
     const explainChinese = httpsCallable(functions, 'explainText');
     const result = await explainChinese(text);
@@ -737,7 +737,7 @@ async function translateEnglish(text) {
     if (localAi.isLocalAiEnabled()) {
         result = await localAi.translateEnglish(text);
     } else {
-        const functions = getFunctions();
+        const functions = getFunctions(getApp(), window.location.origin);
         // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
         const explainEnglish = httpsCallable(functions, 'explainEnglishText');
         result = await explainEnglish(text);
@@ -752,7 +752,7 @@ async function generateChineseSentences(word, definitions) {
     if (localAi.isLocalAiEnabled()) {
         aiData = await localAi.generateChineseSentences(word, definitions);
     } else {
-        const functions = getFunctions();
+        const functions = getFunctions(getApp(), window.location.origin);
         // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
         const generateChineseSentencesCall = httpsCallable(functions, 'generateChineseSentences');
         aiData = await generateChineseSentencesCall({ word, definitions });
@@ -774,7 +774,7 @@ async function analyzeCollocation(collocation) {
     if (localAi.isLocalAiEnabled()) {
         aiData = await localAi.analyzeCollocation(collocation);
     } else {
-        const functions = getFunctions();
+        const functions = getFunctions(getApp(), window.location.origin);
         // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
         const analyzeCollocationCall = httpsCallable(functions, 'analyzeCollocation');
         aiData = await analyzeCollocationCall(collocation);
@@ -797,7 +797,7 @@ async function analyzeImage(base64ImageContents) {
     if (localAi.isLocalAiEnabled()) {
         return await localAi.analyzeImage(base64ImageContents);
     }
-    const functions = getFunctions();
+    const functions = getFunctions(getApp(), window.location.origin);
     // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
     const analyzeImage = httpsCallable(functions, 'analyzeImage');
     const result = await analyzeImage(base64ImageContents);
@@ -808,7 +808,7 @@ async function explainWordInContext(word, sentence) {
     if (localAi.isLocalAiEnabled()) {
         return await localAi.explainWordInContext(word, sentence);
     }
-    const functions = getFunctions();
+    const functions = getFunctions(getApp(), window.location.origin);
     // connectFunctionsEmulator(functions, "127.0.0.1", 5001);
     const explainWordInContextCall = httpsCallable(functions, 'explainWordInContext');
     const result = await explainWordInContextCall({ word, sentence });