diff --git a/frontend/src/app/useDocumentPreview.ts b/frontend/src/app/useDocumentPreview.ts
index e2d46ca..589814e 100644
--- a/frontend/src/app/useDocumentPreview.ts
+++ b/frontend/src/app/useDocumentPreview.ts
@@ -1,23 +1,15 @@
-import { useCallback, useEffect, useRef, useState } from 'react';
+import { useCallback, useEffect, useRef } from 'react';
 import type {
   Dispatch,
   MutableRefObject,
   SetStateAction,
 } from 'react';
-import { fetchDocument } from '../lib/apiClient';
 import type { DocumentId } from '../types/identifiers';
 
 type FolderId = DocumentId | 'root';
 
 import type { Document } from '../types/documents';
 
-type DocumentLink = {
-  url?: string;
-  mimeType?: string | null;
-  filename?: string | null;
-  expiresAt?: number;
-};
-
 type NavigateHandler = (path: string, options?: { replace?: boolean }) => void;
 
 interface UseDocumentPreviewArgs {
@@ -42,13 +34,10 @@ interface UseDocumentPreviewArgs {
 }
 
 interface UseDocumentPreviewResult {
-  documentLinks: Map<DocumentId, DocumentLink>;
-  ensureDownloadUrl: (documentId: DocumentId, options?: { force?: boolean }) => Promise<DocumentLink | null>;
   ensurePreviewData: (documentId: DocumentId) => Promise<Document | null>;
   openDocumentPreview: (documentId: DocumentId, options?: { replace?: boolean }) => void;
   closeDocumentPreview: (folderId?: FolderId) => void;
   resetPreviewState: () => void;
-  removeDocumentLinks: (ids: DocumentId[]) => void;
 }
 
 const useDocumentPreview = ({
@@ -62,105 +51,20 @@ const useDocumentPreview = ({
   detailPanelControlRef,
   setActivePreviewId,
 }: UseDocumentPreviewArgs): UseDocumentPreviewResult => {
-  const [documentLinks, setDocumentLinks] = useState<Map<DocumentId, DocumentLink>>(() => new Map());
-  const previewInflightRef = useRef<Map<DocumentId, Promise<DocumentLink | null>>>(new Map());
   const previewReturnPathRef = useRef<string | null>(null);
 
   const resetPreviewState = useCallback(() => {
-    setDocumentLinks(() => new Map());
-    previewInflightRef.current = new Map();
     previewReturnPathRef.current = null;
   }, []);
 
-  const removeDocumentLinks = useCallback((ids: DocumentId[]) => {
-    if (!Array.isArray(ids) || ids.length === 0) {
-      return;
-    }
-    setDocumentLinks((prev) => {
-      if (!prev.size) {
-        return prev;
-      }
-      let changed = false;
-      const next = new Map(prev);
-      ids.forEach((id) => {
-        if (next.delete(id)) {
-          changed = true;
-        }
-        previewInflightRef.current.delete(id);
-      });
-      return changed ? next : prev;
-    });
-  }, []);
-
-  const ensureDownloadUrl = useCallback(
-    async (documentId: DocumentId, { force = false }: { force?: boolean } = {}): Promise<DocumentLink | null> => {
-      if (!documentId) return null;
-
-      const existing = documentLinks.get(documentId);
-      const now = Date.now();
-      const expiresAt = existing?.expiresAt ?? null;
-      if (!force && existing && (!expiresAt || expiresAt > now)) {
-        return existing;
-      }
-
-      if (!force && previewInflightRef.current.has(documentId)) {
-        return previewInflightRef.current.get(documentId) || null;
-      }
-
-      const request: Promise<DocumentLink | null> = (async () => {
-        try {
-          const docResponse = await fetchDocument(documentId);
-          const download = docResponse?.current_version?.download || null;
-          const downloadUrl = download?.url;
-          if (!downloadUrl) {
-            throw new Error('Document missing download url');
-          }
-
-          const entry: DocumentLink = {
-            url: downloadUrl,
-            mimeType: docResponse?.mime_type || null,
-            filename: docResponse?.filename,
-            expiresAt: download?.expires_at,
-          };
-          setDocumentLinks((prev) => {
-            const next = new Map(prev);
-            next.set(documentId, entry);
-            return next;
-          });
-          return entry;
-        } catch (error) {
-          notifyApiError(error, 'Unable to fetch document preview.');
-          throw error;
-        } finally {
-          previewInflightRef.current.delete(documentId);
-        }
-      })();
-
-      previewInflightRef.current.set(documentId, request);
-      return request;
-    },
-    [documentLinks, notifyApiError],
-  );
-
   const ensurePreviewData = useCallback(
     async (documentId: DocumentId): Promise<Document | null> => {
       if (!documentId) return null;
 
-      const findInCache = () => documentsManager.getById(documentId);
-
-      let doc = findInCache();
+      const doc = await documentsManager.ensure(documentId);
 
       if (!doc) {
-        doc = await documentsManager.ensure(documentId);
-      }
-
-      if (!doc) {
-        const fetched = await fetchDocument(documentId);
-        const { canonical } = documentsManager.ingest([fetched as unknown]);
-        doc = (canonical[0] as Document | undefined) || null;
-        if (!doc) {
-          throw new Error('Document metadata unavailable.');
-        }
+        throw new Error('Document metadata unavailable.');
       }
 
       if (!previewReturnPathRef.current) {
@@ -169,13 +73,11 @@ const useDocumentPreview = ({
           fallbackFolderId === 'root' ? '/documents' : `/documents/folder/${fallbackFolderId}`;
       }
 
-      await ensureDownloadUrl(documentId, { force: false });
       setActivePreviewId(documentId);
       return doc;
     },
     [
       documentsManager,
-      ensureDownloadUrl,
       setActivePreviewId,
     ],
   );
@@ -228,13 +130,10 @@ const useDocumentPreview = ({
   }, [routeDocumentId, ensurePreviewData, notifyApiError, closeDocumentPreview]);
 
   return {
-    documentLinks,
-    ensureDownloadUrl,
     ensurePreviewData,
     openDocumentPreview,
     closeDocumentPreview,
     resetPreviewState,
-    removeDocumentLinks,
   };
 };
 
diff --git a/frontend/src/documents/hooks/useDocumentsPanelProps.ts b/frontend/src/documents/hooks/useDocumentsPanelProps.ts
index 5726911..2ea39d8 100644
--- a/frontend/src/documents/hooks/useDocumentsPanelProps.ts
+++ b/frontend/src/documents/hooks/useDocumentsPanelProps.ts
@@ -2,11 +2,6 @@ import { useMemo } from 'react';
 import type { WorkspaceSelectionValue } from '../../app/WorkspaceSelectionContext';
 import type { Identifier } from '../../types/identifiers';
 
-interface DocumentLinkLike {
-  url?: string | null;
-  mimeType?: string | null;
-}
-
 export interface Breadcrumb {
   id?: Identifier;
   name?: string;
@@ -68,8 +63,6 @@ export interface UseDocumentsPanelPropsArgs {
   handleBulkSelectionReanalyze?: (...args: unknown[]) => void;
   folderOptions?: unknown[];
   moveDocumentsToFolder?: (...args: unknown[]) => void;
-  documentLinks?: Map<Identifier, DocumentLinkLike>;
-  ensureDownloadUrl?: (documentId: Identifier, options?: { force?: boolean }) => Promise<DocumentLinkLike | null>;
   selectionValue: WorkspaceSelectionValue;
   currentTenantId?: Identifier | null;
 }
@@ -124,8 +117,6 @@ const useDocumentsPanelProps = (props: UseDocumentsPanelPropsArgs) => {
     handleBulkSelectionReanalyze,
     folderOptions,
     moveDocumentsToFolder,
-    documentLinks,
-    ensureDownloadUrl,
     selectionValue,
     currentTenantId,
   } = props;
@@ -181,8 +172,6 @@ const useDocumentsPanelProps = (props: UseDocumentsPanelPropsArgs) => {
       onBulkReanalyze: handleBulkSelectionReanalyze,
       folderOptions,
       onMoveDocumentsToFolder: moveDocumentsToFolder,
-      documentLinks,
-      ensureDownloadUrl,
       selectionValue,
       currentTenantId,
     }),
@@ -233,8 +222,6 @@ const useDocumentsPanelProps = (props: UseDocumentsPanelPropsArgs) => {
       ensureAssetUrl,
       getDocumentAsset,
       folderOptions,
-      documentLinks,
-      ensureDownloadUrl,
       selectionValue,
       currentTenantId,
     ],
diff --git a/frontend/src/documents/panel/DocumentsPanel.tsx b/frontend/src/documents/panel/DocumentsPanel.tsx
index 6803df7..a681a5b 100644
--- a/frontend/src/documents/panel/DocumentsPanel.tsx
+++ b/frontend/src/documents/panel/DocumentsPanel.tsx
@@ -51,8 +51,6 @@ interface DocumentsPanelProps extends DocumentsPanelInnerProps {
   selectionValue: WorkspaceSelectionValue;
 }
 
-export type DocumentLinkLike = { url?: string | null; mimeType?: string | null };
-
 export interface DocumentsViewProps {
   entries: DocumentsListEntry[];
   draggingDocumentIdsSet?: Set<Identifier> | null;
@@ -85,7 +83,6 @@ export interface DocumentsViewProps {
   // Desk specific (optional for now or handled via intersection)
   tenantId?: Identifier | null;
   viewId?: string | null;
-  ensureDownloadUrl?: (docId: Identifier, options?: { force?: boolean }) => Promise<any>;
   activeTagFilters?: Array<Identifier | null>;
 }
 
diff --git a/frontend/src/hooks/documents/useDocumentsWorkspace.ts b/frontend/src/hooks/documents/useDocumentsWorkspace.ts
index 4d4fc02..8cf5721 100644
--- a/frontend/src/hooks/documents/useDocumentsWorkspace.ts
+++ b/frontend/src/hooks/documents/useDocumentsWorkspace.ts
@@ -432,12 +432,9 @@ const useDocumentsWorkspace = ({
   );
 
   const {
-    documentLinks,
-    ensureDownloadUrl,
     openDocumentPreview,
     closeDocumentPreview,
     resetPreviewState,
-    removeDocumentLinks,
   } = useDocumentPreview({
     routeDocumentId: previewDocumentId,
     documentsManager,
@@ -719,14 +716,12 @@ const useDocumentsWorkspace = ({
       });
 
       removeDocumentsFromLookup(Array.from(idSet));
-      removeDocumentLinks(Array.from(idSet));
     },
     [
       setDocuments,
       setSearchResultIds,
       setFolderContents,
       removeDocumentsFromLookup,
-      removeDocumentLinks,
     ],
   );
 
@@ -1195,8 +1190,6 @@ const useDocumentsWorkspace = ({
     folderOptions,
     moveDocumentsToFolder,
     selectFolder,
-    documentLinks,
-    ensureDownloadUrl,
     selectionValue: selection,
     currentTenantId,
   });