diff --git a/frontend/apps/artcraft/app/src/components/experiences/ImageTo3DExperience.tsx b/frontend/apps/artcraft/app/src/components/experiences/ImageTo3DExperience.tsx
index 3f0e4f3b7a..811ed96034 100644
--- a/frontend/apps/artcraft/app/src/components/experiences/ImageTo3DExperience.tsx
+++ b/frontend/apps/artcraft/app/src/components/experiences/ImageTo3DExperience.tsx
@@ -69,10 +69,7 @@ const formatTime = (timestamp: number) => {
   return date.toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" });
 };
 
-const generateId = () =>
-  typeof crypto !== "undefined" && crypto.randomUUID
-    ? crypto.randomUUID()
-    : Math.random().toString(36).slice(2, 10);
+const generateId = () => uuidv4();
 
 const WORLD_MODEL_PAGE = ModelPage.ImageTo3DWorld;
 const OBJECT_MODEL_PAGE = ModelPage.ImageTo3DObject;
diff --git a/frontend/apps/artcraft/app/src/components/generation-feed/desktopMediaActions.ts b/frontend/apps/artcraft/app/src/components/generation-feed/desktopMediaActions.ts
index 165580074f..48a549b869 100644
--- a/frontend/apps/artcraft/app/src/components/generation-feed/desktopMediaActions.ts
+++ b/frontend/apps/artcraft/app/src/components/generation-feed/desktopMediaActions.ts
@@ -39,6 +39,7 @@ import {
   type GalleryItem,
 } from "@storyteller/ui-generation-list";
 import { useTabStore } from "~/pages/Stores/TabState";
+import { v4 as uuidv4 } from "uuid";
 
 // Media item actions shared by the TopBar gallery modal / lightbox wiring and
 // the create pages' generation feed (rows + cards). All of them operate on
@@ -130,7 +131,7 @@ export async function downloadMediaFilesToFolder(
 export async function applyMakeVideoFromImage(url: string, mediaToken?: string) {
   try {
     const referenceImage: RefImage = {
-      id: Math.random().toString(36).substring(7),
+      id: uuidv4(),
       url,
       file: new File([], "library-image"),
       mediaToken: mediaToken || "",
@@ -178,7 +179,7 @@ export function applyRecreateFromPromptData(data: {
 
     for (const ci of contextImages) {
       const base = {
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: ci.media_links.cdn_url,
         mediaToken: ci.media_token,
       };
diff --git a/frontend/apps/artcraft/app/src/pages/PageDraw/BaseImageSelector.tsx b/frontend/apps/artcraft/app/src/pages/PageDraw/BaseImageSelector.tsx
index e4ecd13384..17c2a81c92 100644
--- a/frontend/apps/artcraft/app/src/pages/PageDraw/BaseImageSelector.tsx
+++ b/frontend/apps/artcraft/app/src/pages/PageDraw/BaseImageSelector.tsx
@@ -11,6 +11,7 @@ import { CostCalculatorButton } from "@storyteller/ui-pricing-modal";
 import { ModelPage } from "@storyteller/ui-model-selector";
 import { UploadEntryCard } from "~/components/media/UploadEntryCard";
 import { BlankCanvasModal, type BaseSelectorImage } from "@storyteller/ui-pagedraw";
+import { v4 as uuidv4 } from "uuid";
 
 const MAX_GALLERY_SELECTIONS = 1;
 
@@ -64,7 +65,7 @@ export const BaseImageSelector = ({
     setIsBlankCanvasModalOpen(false);
     const blankImage: BaseSelectorImage = {
       url: "",
-      mediaToken: `blank_canvas_${width}x${height}_${Math.random().toString(36).substring(2, 8)}`,
+      mediaToken: `blank_canvas_${width}x${height}_${uuidv4()}`,
       isBlankCanvas: true,
       blankCanvasWidth: width,
       blankCanvasHeight: height,
@@ -79,7 +80,7 @@ export const BaseImageSelector = ({
       const reader = new FileReader();
       reader.onloadend = () => {
         uploadImage({
-          title: `reference-image-${Math.random().toString(36).substring(2, 15)}`,
+          title: `reference-image-${uuidv4()}`,
           assetFile: file,
           progressCallback: (newState) => {
             if (newState.status === UploaderStates.success && newState.data) {
diff --git a/frontend/apps/artcraft/app/src/pages/PageImage/TextToImageStore.ts b/frontend/apps/artcraft/app/src/pages/PageImage/TextToImageStore.ts
index c900486f53..44cde6f55f 100644
--- a/frontend/apps/artcraft/app/src/pages/PageImage/TextToImageStore.ts
+++ b/frontend/apps/artcraft/app/src/pages/PageImage/TextToImageStore.ts
@@ -1,6 +1,7 @@
 import { create } from "zustand";
 import type { GeneratedImage } from "@storyteller/tauri-events";
 import type { ModelCreator } from "@storyteller/model-list";
+import { v4 as uuidv4 } from "uuid";
 
 export type TextToImageBatch = {
   id: string;
@@ -43,11 +44,7 @@ export const useTextToImageStore = create<TextToImageState>((set, get) => ({
     subscriberId?: string,
     modelCreator?: ModelCreator,
   ) => {
-    const id = subscriberId
-      ? subscriberId
-      : crypto.randomUUID
-        ? crypto.randomUUID()
-        : Math.random().toString(36).slice(2);
+    const id = subscriberId || uuidv4();
     const batch: TextToImageBatch = {
       id,
       prompt,
diff --git a/frontend/apps/artcraft/app/src/pages/PageImageTo3DObject/ImageTo3DStore.ts b/frontend/apps/artcraft/app/src/pages/PageImageTo3DObject/ImageTo3DStore.ts
index ca1dfaf42e..23e75a36b0 100644
--- a/frontend/apps/artcraft/app/src/pages/PageImageTo3DObject/ImageTo3DStore.ts
+++ b/frontend/apps/artcraft/app/src/pages/PageImageTo3DObject/ImageTo3DStore.ts
@@ -72,11 +72,7 @@ export const useImageTo3DStore = create<ImageTo3DState>((set, get) => ({
     meshOnly: boolean,
     subscriberId?: string,
   ) => {
-    const id = subscriberId
-      ? subscriberId
-      : crypto.randomUUID
-        ? crypto.randomUUID()
-        : Math.random().toString(36).slice(2);
+    const id = subscriberId || uuidv4();
     const result: ImageTo3DResult = {
       id,
       mode,
@@ -111,8 +107,7 @@ export const useImageTo3DStore = create<ImageTo3DState>((set, get) => ({
         : -1;
 
       if (targetIdx === -1) {
-        const generatedId =
-          crypto.randomUUID?.() ?? Math.random().toString(36).slice(2);
+        const generatedId = uuidv4();
         const result: ImageTo3DResult = {
           id: generatedId,
           subscriberId: generatedId,
diff --git a/frontend/apps/artcraft/app/src/pages/PageImageTo3DWorld/ImageTo3DWorldStore.ts b/frontend/apps/artcraft/app/src/pages/PageImageTo3DWorld/ImageTo3DWorldStore.ts
index 9dce0c3180..c32f23261e 100644
--- a/frontend/apps/artcraft/app/src/pages/PageImageTo3DWorld/ImageTo3DWorldStore.ts
+++ b/frontend/apps/artcraft/app/src/pages/PageImageTo3DWorld/ImageTo3DWorldStore.ts
@@ -54,11 +54,7 @@ export const useImageTo3DWorldStore = create<ImageTo3DWorldState>(
       previewUrl: string | undefined,
       subscriberId?: string,
     ) => {
-      const id = subscriberId
-        ? subscriberId
-        : crypto.randomUUID
-          ? crypto.randomUUID()
-          : Math.random().toString(36).slice(2);
+      const id = subscriberId || uuidv4();
       const result: ImageTo3DWorldResult = {
         id,
         mode,
@@ -92,8 +88,7 @@ export const useImageTo3DWorldStore = create<ImageTo3DWorldState>(
           : -1;
 
         if (targetIdx === -1) {
-          const generatedId =
-            crypto.randomUUID?.() ?? Math.random().toString(36).slice(2);
+          const generatedId = uuidv4();
           const result: ImageTo3DWorldResult = {
             id: generatedId,
             subscriberId: generatedId,
diff --git a/frontend/apps/artcraft/app/src/pages/PageVideo/ImageToVideoStore.ts b/frontend/apps/artcraft/app/src/pages/PageVideo/ImageToVideoStore.ts
index 84a64f637d..f870b260cd 100644
--- a/frontend/apps/artcraft/app/src/pages/PageVideo/ImageToVideoStore.ts
+++ b/frontend/apps/artcraft/app/src/pages/PageVideo/ImageToVideoStore.ts
@@ -1,4 +1,5 @@
 import { create } from "zustand";
+import { v4 as uuidv4 } from "uuid";
 
 export type VideoItem = {
   media_token: string;
@@ -33,11 +34,7 @@ type ImageToVideoState = {
 export const useImageToVideoStore = create<ImageToVideoState>((set, get) => ({
   batches: [],
   startBatch: (prompt: string, modelLabel: string, subscriberId?: string) => {
-    const id = subscriberId
-      ? subscriberId
-      : crypto.randomUUID
-        ? crypto.randomUUID()
-        : Math.random().toString(36).slice(2);
+    const id = subscriberId || uuidv4();
     const batch: ImageToVideoBatch = {
       id,
       prompt,
@@ -61,7 +58,7 @@ export const useImageToVideoStore = create<ImageToVideoState>((set, get) => ({
         ? s.batches.findIndex((b) => b.id === pending.id)
         : -1;
       if (idx === -1) {
-        const id = Math.random().toString(36).slice(2);
+        const id = uuidv4();
         const batch: ImageToVideoBatch = {
           id,
           prompt,
diff --git a/frontend/apps/artcraft/app/src/pages/PageVideoFrameExtractor/VideoFrameExtractor.tsx b/frontend/apps/artcraft/app/src/pages/PageVideoFrameExtractor/VideoFrameExtractor.tsx
index 709ad65c88..a1665b8b4a 100644
--- a/frontend/apps/artcraft/app/src/pages/PageVideoFrameExtractor/VideoFrameExtractor.tsx
+++ b/frontend/apps/artcraft/app/src/pages/PageVideoFrameExtractor/VideoFrameExtractor.tsx
@@ -420,7 +420,7 @@ export const VideoFrameExtractor = () => {
         const file = new File([blob], fileName, { type: "image/png" });
 
         const referenceImage: RefImage = {
-          id: Math.random().toString(36).substring(7),
+          id: uuidv4(),
           url: frameUrl,
           file: file,
           mediaToken: uploadResponse.data,
diff --git a/frontend/libs/components/pagedraw/src/lib/HistoryStack.tsx b/frontend/libs/components/pagedraw/src/lib/HistoryStack.tsx
index ed423d71f3..119e864db2 100644
--- a/frontend/libs/components/pagedraw/src/lib/HistoryStack.tsx
+++ b/frontend/libs/components/pagedraw/src/lib/HistoryStack.tsx
@@ -8,6 +8,7 @@ import {
   isActionReminderOpen,
   showActionReminder,
 } from "@storyteller/ui-action-reminder-modal";
+import { v4 as uuidv4 } from "uuid";
 
 export type { ImageBundle };
 
@@ -53,7 +54,7 @@ export const HistoryStack = ({
 
   // This is used to force image reloads in different sessions
   // and prevent fetching CORS-tainted images from cache
-  const sessionRandBuster = useRef(Math.random());
+  const sessionRandBuster = useRef(uuidv4());
   const scrollRef = useRef<HTMLDivElement | null>(null);
   const prevPendingCountRef = useRef<number>(0);
 
diff --git a/frontend/libs/components/pagedraw/src/lib/PageDraw.tsx b/frontend/libs/components/pagedraw/src/lib/PageDraw.tsx
index 5052fdefd9..55d69c7c3c 100644
--- a/frontend/libs/components/pagedraw/src/lib/PageDraw.tsx
+++ b/frontend/libs/components/pagedraw/src/lib/PageDraw.tsx
@@ -50,6 +50,7 @@ import {
 } from "./components/Model3DOverlay";
 import { CameraIcon, Maximize2Icon, RefreshCwIcon } from "lucide-react";
 import type { PageDrawAdapter } from "./adapter";
+import { v4 as uuidv4 } from "uuid";
 
 const PAGE_ID: ModelPage = ModelPage.Canvas2D;
 
@@ -857,7 +858,7 @@ const PageDraw = ({
 
         const subscriberId: string =
           crypto?.randomUUID?.() ??
-          `inpaint-${Date.now()}-${Math.random().toString(36).slice(2)}`;
+          `inpaint-${Date.now()}-${uuidv4()}`;
 
         adapter.onEnqueueMeta?.({
           prompt,
diff --git a/frontend/libs/components/promptbox/src/lib/ImagePromptRow.tsx b/frontend/libs/components/promptbox/src/lib/ImagePromptRow.tsx
index 25f9760918..afddb4c32e 100644
--- a/frontend/libs/components/promptbox/src/lib/ImagePromptRow.tsx
+++ b/frontend/libs/components/promptbox/src/lib/ImagePromptRow.tsx
@@ -44,6 +44,7 @@ import {
 import { CSS } from "@dnd-kit/utilities";
 
 import type { UploadMediaFn } from "@storyteller/api";
+import { v4 as uuidv4 } from "uuid";
 export type { UploadMediaFn as UploadImageFn } from "@storyteller/api";
 type UploadImageFn = UploadMediaFn;
 
@@ -448,19 +449,17 @@ export const ImagePromptRow = ({
         break;
       }
 
-      const uploadId = Math.random().toString(36).substring(7);
+      const uploadId = uuidv4();
       setUploadingVideo({ id: uploadId, file });
 
       if (uploadVideo) {
         await uploadVideo({
-          title: `reference-video-${Math.random()
-            .toString(36)
-            .substring(2, 15)}`,
+          title: `reference-video-${uuidv4()}`,
           assetFile: file,
           progressCallback: (newState) => {
             if (newState.status === UploaderStates.success && newState.data) {
               const refVideo: RefVideo = {
-                id: Math.random().toString(36).substring(7),
+                id: uuidv4(),
                 url: URL.createObjectURL(file),
                 file,
                 mediaToken: newState.data,
@@ -480,7 +479,7 @@ export const ImagePromptRow = ({
         });
       } else {
         const refVideo: RefVideo = {
-          id: Math.random().toString(36).substring(7),
+          id: uuidv4(),
           url: URL.createObjectURL(file),
           file,
           mediaToken: "",
@@ -562,19 +561,17 @@ export const ImagePromptRow = ({
         break;
       }
 
-      const uploadId = Math.random().toString(36).substring(7);
+      const uploadId = uuidv4();
       setUploadingAudio({ id: uploadId, file });
 
       if (uploadAudio) {
         await uploadAudio({
-          title: `reference-audio-${Math.random()
-            .toString(36)
-            .substring(2, 15)}`,
+          title: `reference-audio-${uuidv4()}`,
           assetFile: file,
           progressCallback: (newState) => {
             if (newState.status === UploaderStates.success && newState.data) {
               const refAudio: RefAudio = {
-                id: Math.random().toString(36).substring(7),
+                id: uuidv4(),
                 url: URL.createObjectURL(file),
                 file,
                 mediaToken: newState.data,
@@ -592,7 +589,7 @@ export const ImagePromptRow = ({
         });
       } else {
         const refAudio: RefAudio = {
-          id: Math.random().toString(36).substring(7),
+          id: uuidv4(),
           url: URL.createObjectURL(file),
           file,
           mediaToken: "",
@@ -629,7 +626,7 @@ export const ImagePromptRow = ({
         : files.slice(0, availableSlots);
 
     filesToProcess.forEach(async (file) => {
-      const uploadId = Math.random().toString(36).substring(7);
+      const uploadId = uuidv4();
       if (uploadTarget === "end") {
         setUploadingEnd({ id: uploadId, file, previewUrl: "" });
       } else {
@@ -681,9 +678,7 @@ export const ImagePromptRow = ({
 
       if (uploadImage) {
         await uploadImage({
-          title: `reference-image-${Math.random()
-            .toString(36)
-            .substring(2, 15)}`,
+          title: `reference-image-${uuidv4()}`,
           assetFile: file,
           progressCallback: (newState) => {
             if (newState.status === UploaderStates.success && newState.data) {
@@ -767,7 +762,7 @@ export const ImagePromptRow = ({
           }
           currentTotal += duration;
           newVideos.push({
-            id: Math.random().toString(36).substring(7),
+            id: uuidv4(),
             url: item.fullImage,
             file: new File([], "library-video"),
             mediaToken: item.id,
@@ -794,7 +789,7 @@ export const ImagePromptRow = ({
       const item = selectedItems[0];
       if (item && item.fullImage) {
         setEndFrameImage?.({
-          id: Math.random().toString(36).substring(7),
+          id: uuidv4(),
           url: item.fullImage,
           file: new File([], "library-image"),
           mediaToken: item.id,
@@ -818,7 +813,7 @@ export const ImagePromptRow = ({
     selectedItems.slice(0, availableSlots).forEach((item) => {
       if (!item.fullImage) return;
       newRefs.push({
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: item.fullImage,
         file: new File([], "library-image"),
         mediaToken: item.id,
diff --git a/frontend/libs/components/promptbox/src/lib/PromptBoxAudio.tsx b/frontend/libs/components/promptbox/src/lib/PromptBoxAudio.tsx
index 150e5617ca..8473ce4ae6 100644
--- a/frontend/libs/components/promptbox/src/lib/PromptBoxAudio.tsx
+++ b/frontend/libs/components/promptbox/src/lib/PromptBoxAudio.tsx
@@ -47,6 +47,7 @@ import {
 import { AudioTuningPopover } from "./common/AudioTuningPopover";
 import { SoundsSettingsPopover } from "./common/SoundsSettingsPopover";
 import { StylePromptRow } from "./common/StylePromptRow";
+import { v4 as uuidv4 } from "uuid";
 
 const DEFAULT_AUDIO_MODEL_ID = "suno_music";
 
@@ -273,7 +274,7 @@ export const PromptBoxAudio = ({
         }
         total += duration;
         added.push({
-          id: Math.random().toString(36).substring(7),
+          id: uuidv4(),
           url: item.fullImage,
           file: new File([], "library-audio"),
           mediaToken: item.id,
diff --git a/frontend/libs/components/promptbox/src/lib/PromptBoxImage.tsx b/frontend/libs/components/promptbox/src/lib/PromptBoxImage.tsx
index 7040aa8448..40827a1d6f 100644
--- a/frontend/libs/components/promptbox/src/lib/PromptBoxImage.tsx
+++ b/frontend/libs/components/promptbox/src/lib/PromptBoxImage.tsx
@@ -36,6 +36,7 @@ import {
   type DroppedFiles,
 } from "./deck/usePromptBoxDrop";
 import { DeckAddAction, DeckItem } from "./deck/deckTypes";
+import { v4 as uuidv4 } from "uuid";
 
 interface PromptBoxImageProps {
   useJobContext: () => JobContextType;
@@ -92,7 +93,7 @@ export const PromptBoxImage = ({
   useEffect(() => {
     if (imageMediaId && url) {
       const referenceImage: RefImage = {
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: url,
         file: new File([], "library-image"),
         mediaToken: imageMediaId,
@@ -276,7 +277,7 @@ export const PromptBoxImage = ({
   useEffect(() => {
     if (imageMediaId && url) {
       const referenceImage: RefImage = {
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: url,
         file: new File([], "library-image"),
         mediaToken: imageMediaId,
@@ -376,9 +377,7 @@ export const PromptBoxImage = ({
 
     gtagEvent("enqueue_image");
 
-    const subscriberId = crypto.randomUUID
-      ? crypto.randomUUID()
-      : Math.random().toString(36).slice(2);
+    const subscriberId = uuidv4();
 
     setTimeout(() => {
       console.debug("Turn off blocking of prompt box...");
diff --git a/frontend/libs/components/promptbox/src/lib/PromptBoxVideo.tsx b/frontend/libs/components/promptbox/src/lib/PromptBoxVideo.tsx
index 1bf1f72388..ae3a190344 100644
--- a/frontend/libs/components/promptbox/src/lib/PromptBoxVideo.tsx
+++ b/frontend/libs/components/promptbox/src/lib/PromptBoxVideo.tsx
@@ -59,6 +59,7 @@ import {
 } from "./PromptFullscreenModal";
 import { PromptFullscreenButton } from "./PromptFullscreenButton";
 import { PromptClearAllButton } from "./PromptClearAllButton";
+import { v4 as uuidv4 } from "uuid";
 
 declare global {
   interface Window {
@@ -128,7 +129,7 @@ export const PromptBoxVideo = ({
   useEffect(() => {
     if (imageMediaId && url) {
       const referenceImage: RefImage = {
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: url,
         file: new File([], "library-image"),
         mediaToken: imageMediaId,
@@ -333,7 +334,7 @@ export const PromptBoxVideo = ({
   useEffect(() => {
     if (imageMediaId && url) {
       const referenceImage: RefImage = {
-        id: Math.random().toString(36).substring(7),
+        id: uuidv4(),
         url: url,
         file: new File([], "library-image"),
         mediaToken: imageMediaId,
@@ -1217,9 +1218,7 @@ export const PromptBoxVideo = ({
     const enqueuePromises: Promise<unknown>[] = [];
 
     for (let i = 0; i < count; i++) {
-      const subscriberId = crypto.randomUUID
-        ? crypto.randomUUID()
-        : Math.random().toString(36).slice(2);
+      const subscriberId = uuidv4();
       subscriberIds.push(subscriberId);
       enqueuePromises.push(GenerateVideo(buildRequest(subscriberId)));
     }
diff --git a/frontend/libs/components/promptbox/src/lib/common/AudioReferenceRow.tsx b/frontend/libs/components/promptbox/src/lib/common/AudioReferenceRow.tsx
index d533c3ba11..e8e737fae3 100644
--- a/frontend/libs/components/promptbox/src/lib/common/AudioReferenceRow.tsx
+++ b/frontend/libs/components/promptbox/src/lib/common/AudioReferenceRow.tsx
@@ -16,6 +16,7 @@ import {
   AUDIO_FILE_TYPE_ERROR,
   isAudioFile,
 } from "./audioFiles";
+import { v4 as uuidv4 } from "uuid";
 
 /** Lets the prompt box push dropped/pasted files through the same upload
  *  path the row's own file inputs use. */
@@ -104,12 +105,12 @@ export const AudioReferenceRow = forwardRef<
       if (uploadAudio) {
         setIsUploadingAudio(true);
         await uploadAudio({
-          title: `reference-audio-${Math.random().toString(36).substring(2, 15)}`,
+          title: `reference-audio-${uuidv4()}`,
           assetFile: file,
           progressCallback: (newState) => {
             if (newState.status === UploaderStates.success && newState.data) {
               const refAudio: RefAudio = {
-                id: Math.random().toString(36).substring(7),
+                id: uuidv4(),
                 url: URL.createObjectURL(file),
                 file,
                 mediaToken: newState.data,
@@ -145,12 +146,12 @@ export const AudioReferenceRow = forwardRef<
 
     setIsUploadingImage(true);
     await uploadImage({
-      title: `reference-image-${Math.random().toString(36).substring(2, 15)}`,
+      title: `reference-image-${uuidv4()}`,
       assetFile: file,
       progressCallback: (newState) => {
         if (newState.status === UploaderStates.success && newState.data) {
           const refImage: RefImage = {
-            id: Math.random().toString(36).substring(7),
+            id: uuidv4(),
             url: URL.createObjectURL(file),
             file,
             mediaToken: newState.data,
diff --git a/frontend/libs/components/vfx/src/lib/PromptBoxVFX.tsx b/frontend/libs/components/vfx/src/lib/PromptBoxVFX.tsx
index 6bb4225714..a006ac30da 100644
--- a/frontend/libs/components/vfx/src/lib/PromptBoxVFX.tsx
+++ b/frontend/libs/components/vfx/src/lib/PromptBoxVFX.tsx
@@ -17,6 +17,7 @@ import {
   type VFXModelId,
   type VFXResolution,
 } from "./types";
+import { v4 as uuidv4 } from "uuid";
 
 export type VFXUploadFn = (args: {
   title: string;
@@ -95,12 +96,12 @@ export const PromptBoxVFX = ({
 
       setSourceUploading(true);
       await uploadVideo({
-        title: `vfx-source-${Math.random().toString(36).slice(2, 10)}`,
+        title: `vfx-source-${uuidv4()}`,
         assetFile: file,
         progressCallback: (state) => {
           if (state.status === UploaderStates.success && state.data) {
             setSource({
-              id: Math.random().toString(36).slice(2),
+              id: uuidv4(),
               url: previewUrl,
               mediaToken: state.data,
             });
@@ -136,12 +137,12 @@ export const PromptBoxVFX = ({
 
       setUploading(true);
       await uploadImage({
-        title: `vfx-${kind}-${Math.random().toString(36).slice(2, 10)}`,
+        title: `vfx-${kind}-${uuidv4()}`,
         assetFile: file,
         progressCallback: (state) => {
           if (state.status === UploaderStates.success && state.data) {
             setRef({
-              id: Math.random().toString(36).slice(2),
+              id: uuidv4(),
               url: previewUrl,
               mediaToken: state.data,
             });
@@ -183,7 +184,7 @@ export const PromptBoxVFX = ({
         return;
       }
       const ref = {
-        id: Math.random().toString(36).slice(2),
+        id: uuidv4(),
         url: item.fullImage || item.thumbnail || "",
         mediaToken: item.id,
       };
diff --git a/frontend/libs/components/vfx/src/lib/api.ts b/frontend/libs/components/vfx/src/lib/api.ts
index 6464f25101..7bc42fd840 100644
--- a/frontend/libs/components/vfx/src/lib/api.ts
+++ b/frontend/libs/components/vfx/src/lib/api.ts
@@ -1,4 +1,5 @@
 import { StorytellerApiHostStore } from "@storyteller/api";
+import { v4 as uuidv4 } from "uuid";
 
 export type SubmitVFXJobRequest = {
   source_video_media_token: string;
@@ -64,8 +65,5 @@ export async function submitVFXJob(
 }
 
 export function newIdempotencyToken(): string {
-  if (typeof crypto !== "undefined" && crypto.randomUUID) {
-    return crypto.randomUUID();
-  }
-  return Math.random().toString(36).slice(2) + Date.now().toString(36);
+  return uuidv4();
 }
diff --git a/frontend/libs/components/vfx/src/lib/store.ts b/frontend/libs/components/vfx/src/lib/store.ts
index 2a503cbe23..eb44d97cf3 100644
--- a/frontend/libs/components/vfx/src/lib/store.ts
+++ b/frontend/libs/components/vfx/src/lib/store.ts
@@ -9,6 +9,7 @@ import {
   type VFXResult,
   type VFXSubTab,
 } from "./types";
+import { v4 as uuidv4 } from "uuid";
 
 type VFXState = {
   subTab: VFXSubTab;
@@ -90,10 +91,7 @@ export const useVFXStore = create<VFXState>()(
 
       startResult: () => {
         const { prompt, resolution, source, mask, reference } = get();
-        const id =
-          typeof crypto !== "undefined" && crypto.randomUUID
-            ? crypto.randomUUID()
-            : Math.random().toString(36).slice(2);
+        const id = uuidv4();
         const result: VFXResult = {
           id,
           status: "pending",