diff --git a/features/platform-analytics/frontend-provider/src/hooks/useProfileAnalytics.ts b/features/platform-analytics/frontend-provider/src/hooks/useProfileAnalytics.ts
index fb3f3b4b2..9e7d4d8b0 100644
--- a/features/platform-analytics/frontend-provider/src/hooks/useProfileAnalytics.ts
+++ b/features/platform-analytics/frontend-provider/src/hooks/useProfileAnalytics.ts
@@ -7,10 +7,7 @@
 
 import { useQuery } from '@tanstack/react-query';
 
-export interface DateRange {
-  startDate: string;
-  endDate: string;
-}
+import type { DateRangePreset } from '../utils/dateRange';
 
 export interface ProfileOverview {
   profileViews: number;
@@ -57,17 +54,16 @@ const STALE = {
 // Base Fetch Helper
 // ============================================================================
 
-function buildUrl(profileId: string, endpoint: string, params?: Record<string, string>): string {
-  const base = `/api/profile-analytics/${profileId}/${endpoint}`;
-  if (!params || Object.keys(params).length === 0) return base;
+function buildUrl(profileId: string, endpoint: string, params: Record<string, string>): string {
+  const base = `/api/analytics/profile-analytics/${profileId}/${endpoint}`;
   const search = new URLSearchParams(params).toString();
-  return `${base}?${search}`;
+  return search ? `${base}?${search}` : base;
 }
 
 async function fetchProfileAnalytics<T>(
   profileId: string,
   endpoint: string,
-  params?: Record<string, string>,
+  params: Record<string, string>,
 ): Promise<T> {
   const url = buildUrl(profileId, endpoint, params);
   const response = await fetch(url);
@@ -81,15 +77,10 @@ async function fetchProfileAnalytics<T>(
 // Profile Analytics Hooks
 // ============================================================================
 
-export function useProfileOverview(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useProfileOverview(profileId: string, dateRange: DateRangePreset) {
   return useQuery<ProfileOverview>({
-    queryKey: ['profile-analytics', profileId, 'overview', params],
-    queryFn: () => fetchProfileAnalytics<ProfileOverview>(profileId, 'overview', params),
+    queryKey: ['profile-analytics', profileId, 'overview', dateRange],
+    queryFn: () => fetchProfileAnalytics<ProfileOverview>(profileId, 'overview', { dateRange }),
     staleTime: STALE.overview,
     enabled: !!profileId,
   });
@@ -97,46 +88,30 @@ export function useProfileOverview(profileId: string, dateRange: DateRange) {
 
 export function useProfileChart(
   profileId: string,
-  dateRange: DateRange,
+  dateRange: DateRangePreset,
   metric: 'views' | 'discoveries' | 'messages' | 'ctr',
 ) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-    metric,
-  };
-
   return useQuery<ChartDataPoint[]>({
-    queryKey: ['profile-analytics', profileId, 'chart', params],
-    queryFn: () => fetchProfileAnalytics<ChartDataPoint[]>(profileId, 'chart', params),
+    queryKey: ['profile-analytics', profileId, 'chart', dateRange, metric],
+    queryFn: () => fetchProfileAnalytics<ChartDataPoint[]>(profileId, 'chart', { dateRange, metric }),
     staleTime: STALE.chart,
     enabled: !!profileId,
   });
 }
 
-export function useConversionFunnel(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useConversionFunnel(profileId: string, dateRange: DateRangePreset) {
   return useQuery<ConversionFunnelStage[]>({
-    queryKey: ['profile-analytics', profileId, 'funnel', params],
-    queryFn: () => fetchProfileAnalytics<ConversionFunnelStage[]>(profileId, 'funnel', params),
+    queryKey: ['profile-analytics', profileId, 'funnel', dateRange],
+    queryFn: () => fetchProfileAnalytics<ConversionFunnelStage[]>(profileId, 'funnel', { dateRange }),
     staleTime: STALE.report,
     enabled: !!profileId,
   });
 }
 
-export function useMessageSources(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useMessageSources(profileId: string, dateRange: DateRangePreset) {
   return useQuery<MessageSource[]>({
-    queryKey: ['profile-analytics', profileId, 'message-sources', params],
-    queryFn: () => fetchProfileAnalytics<MessageSource[]>(profileId, 'message-sources', params),
+    queryKey: ['profile-analytics', profileId, 'message-sources', dateRange],
+    queryFn: () => fetchProfileAnalytics<MessageSource[]>(profileId, 'message-sources', { dateRange }),
     staleTime: STALE.report,
     enabled: !!profileId,
   });
diff --git a/features/platform-analytics/frontend-provider/src/hooks/useProviderClients.ts b/features/platform-analytics/frontend-provider/src/hooks/useProviderClients.ts
index 234264f72..5fe65684f 100644
--- a/features/platform-analytics/frontend-provider/src/hooks/useProviderClients.ts
+++ b/features/platform-analytics/frontend-provider/src/hooks/useProviderClients.ts
@@ -2,15 +2,12 @@
  * Provider Clients Hooks
  *
  * Typed wrappers for provider-clients API endpoints.
- * All requests go through /api/provider-clients/:profileId/* proxy.
+ * All requests go through /api/analytics/provider-clients/:profileId/* proxy.
  */
 
-import { useQuery } from '@tanstack/react-query';
+import { type UseQueryResult, useQuery } from '@tanstack/react-query';
 
-export interface DateRange {
-  startDate: string;
-  endDate: string;
-}
+import type { DateRangePreset } from '../utils/dateRange';
 
 export interface ClientSummary {
   uniqueClients: number;
@@ -53,67 +50,51 @@ const STALE = {
 // Base Fetch Helper
 // ============================================================================
 
-function buildUrl(profileId: string, endpoint: string, params?: Record<string, string>): string {
-  const base = `/api/provider-clients/${profileId}/${endpoint}`;
-  if (!params || Object.keys(params).length === 0) return base;
+function buildUrl(profileId: string, endpoint: string, params: Record<string, string>): string {
+  const base = `/api/analytics/provider-clients/${profileId}/${endpoint}`;
   const search = new URLSearchParams(params).toString();
-  return `${base}?${search}`;
+  return search ? `${base}?${search}` : base;
 }
 
 async function fetchClients<T>(
   profileId: string,
   endpoint: string,
-  params?: Record<string, string>,
+  params: Record<string, string>,
 ): Promise<T> {
   const url = buildUrl(profileId, endpoint, params);
   const response = await fetch(url);
   if (!response.ok) {
     throw new Error(`Provider Clients API error: ${response.status} ${response.statusText}`);
   }
-  return response.json();
+  return response.json() as Promise<T>;
 }
 
 // ============================================================================
 // Provider Clients Hooks
 // ============================================================================
 
-export function useClientSummary(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useClientSummary(profileId: string, dateRange: DateRangePreset): UseQueryResult<ClientSummary> {
   return useQuery<ClientSummary>({
-    queryKey: ['provider-clients', profileId, 'summary', params],
-    queryFn: () => fetchClients<ClientSummary>(profileId, 'summary', params),
+    queryKey: ['provider-clients', profileId, 'summary', dateRange],
+    queryFn: () => fetchClients<ClientSummary>(profileId, 'summary', { dateRange }),
     staleTime: STALE.summary,
     enabled: !!profileId,
   });
 }
 
-export function useTopClients(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useTopClients(profileId: string, dateRange: DateRangePreset): UseQueryResult<TopClient[]> {
   return useQuery<TopClient[]>({
-    queryKey: ['provider-clients', profileId, 'top', params],
-    queryFn: () => fetchClients<TopClient[]>(profileId, 'top', params),
+    queryKey: ['provider-clients', profileId, 'top', dateRange],
+    queryFn: () => fetchClients<TopClient[]>(profileId, 'top', { dateRange }),
     staleTime: STALE.clients,
     enabled: !!profileId,
   });
 }
 
-export function useClientDemographics(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useClientDemographics(profileId: string, dateRange: DateRangePreset): UseQueryResult<DemographicBreakdown[]> {
   return useQuery<DemographicBreakdown[]>({
-    queryKey: ['provider-clients', profileId, 'demographics', params],
-    queryFn: () => fetchClients<DemographicBreakdown[]>(profileId, 'demographics', params),
+    queryKey: ['provider-clients', profileId, 'demographics', dateRange],
+    queryFn: () => fetchClients<DemographicBreakdown[]>(profileId, 'demographics', { dateRange }),
     staleTime: STALE.demographics,
     enabled: !!profileId,
   });
diff --git a/features/platform-analytics/frontend-provider/src/hooks/useProviderEarnings.ts b/features/platform-analytics/frontend-provider/src/hooks/useProviderEarnings.ts
index f72094bb2..f5d902cce 100644
--- a/features/platform-analytics/frontend-provider/src/hooks/useProviderEarnings.ts
+++ b/features/platform-analytics/frontend-provider/src/hooks/useProviderEarnings.ts
@@ -7,10 +7,7 @@
 
 import { useQuery } from '@tanstack/react-query';
 
-export interface DateRange {
-  startDate: string;
-  endDate: string;
-}
+import type { DateRangePreset } from '../utils/dateRange';
 
 export interface EarningsSummary {
   totalEarnings: number;
@@ -62,7 +59,7 @@ const STALE = {
 // ============================================================================
 
 function buildUrl(profileId: string, endpoint: string, params?: Record<string, string>): string {
-  const base = `/api/provider-earnings/${profileId}/${endpoint}`;
+  const base = `/api/analytics/provider-earnings/${profileId}/${endpoint}`;
   if (!params || Object.keys(params).length === 0) return base;
   const search = new URLSearchParams(params).toString();
   return `${base}?${search}`;
@@ -85,15 +82,10 @@ async function fetchEarnings<T>(
 // Provider Earnings Hooks
 // ============================================================================
 
-export function useEarningsSummary(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useEarningsSummary(profileId: string, dateRange: DateRangePreset) {
   return useQuery<EarningsSummary>({
-    queryKey: ['provider-earnings', profileId, 'summary', params],
-    queryFn: () => fetchEarnings<EarningsSummary>(profileId, 'summary', params),
+    queryKey: ['provider-earnings', profileId, 'summary', dateRange],
+    queryFn: () => fetchEarnings<EarningsSummary>(profileId, 'summary', { dateRange }),
     staleTime: STALE.summary,
     enabled: !!profileId,
   });
@@ -101,32 +93,24 @@ export function useEarningsSummary(profileId: string, dateRange: DateRange) {
 
 export function useEarningsHistory(
   profileId: string,
-  dateRange: DateRange,
+  dateRange: DateRangePreset,
   granularity: 'day' | 'week' | 'month' = 'day',
 ) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-    granularity,
-  };
-
   return useQuery<EarningsHistoryPoint[]>({
-    queryKey: ['provider-earnings', profileId, 'history', params],
-    queryFn: () => fetchEarnings<EarningsHistoryPoint[]>(profileId, 'history', params),
+    queryKey: ['provider-earnings', profileId, 'history', dateRange, granularity],
+    queryFn: async () => {
+      const result = await fetchEarnings<{ data: EarningsHistoryPoint[] }>(profileId, 'history', { dateRange, granularity });
+      return result.data;
+    },
     staleTime: STALE.history,
     enabled: !!profileId,
   });
 }
 
-export function useEarningsBreakdown(profileId: string, dateRange: DateRange) {
-  const params = {
-    startDate: dateRange.startDate,
-    endDate: dateRange.endDate,
-  };
-
+export function useEarningsBreakdown(profileId: string, dateRange: DateRangePreset) {
   return useQuery<EarningsBreakdown[]>({
-    queryKey: ['provider-earnings', profileId, 'breakdown', params],
-    queryFn: () => fetchEarnings<EarningsBreakdown[]>(profileId, 'breakdown', params),
+    queryKey: ['provider-earnings', profileId, 'breakdown', dateRange],
+    queryFn: () => fetchEarnings<EarningsBreakdown[]>(profileId, 'breakdown', { dateRange }),
     staleTime: STALE.breakdown,
     enabled: !!profileId,
   });