diff --git a/resources/js/app.tsx b/resources/js/app.tsx
index 5b9bf481..fb2b4049 100644
--- a/resources/js/app.tsx
+++ b/resources/js/app.tsx
@@ -18,6 +18,7 @@ import {
 import { StrictMode, useEffect, useState } from 'react';
 import { createRoot } from 'react-dom/client';
 import { toast, Toaster } from 'sonner';
+import { update as updateTimezone } from './actions/App/Http/Controllers/Settings/TimezoneController';
 import { AppErrorBoundary } from './components/app-error-boundary';
 import { EncryptionKeyProvider } from './contexts/encryption-key-context';
 import { PrivacyModeProvider } from './contexts/privacy-mode-context';
@@ -214,7 +215,7 @@ createInertiaApp({
             hasAttemptedTimezoneBackfill = true;
 
             try {
-                await axios.patch('/settings/timezone', {
+                await axios.patch(updateTimezone.url(), {
                     timezone: detectedTimezone,
                 });
             } catch {
diff --git a/resources/js/components/accounts/account-balance-chart.tsx b/resources/js/components/accounts/account-balance-chart.tsx
index 7d582c44..6a9bc8f9 100644
--- a/resources/js/components/accounts/account-balance-chart.tsx
+++ b/resources/js/components/accounts/account-balance-chart.tsx
@@ -1,3 +1,7 @@
+import {
+    accountBalanceEvolution,
+    accountDailyBalanceEvolution,
+} from '@/actions/App/Http/Controllers/Api/DashboardAnalyticsController';
 import { AccountName } from '@/components/accounts/account-name';
 import {
     type ChartCurrencyMode,
@@ -378,9 +382,10 @@ export function AccountBalanceChart({
                 if (currentGranularity === 'daily') {
                     // Fetch DAILY_DAYS + 1 days (extra day for DoD baseline)
                     const from = format(subDays(now, DAILY_DAYS), 'yyyy-MM-dd');
-                    const params = new URLSearchParams({ from, to });
                     const response = await fetch(
-                        `/api/dashboard/account/${account.id}/daily-balance-evolution?${params.toString()}`,
+                        accountDailyBalanceEvolution.url(account.id, {
+                            query: { from, to },
+                        }),
                     );
                     const data: AccountDailyBalanceData = await response.json();
                     // Normalize daily data so the rest of the component works uniformly
@@ -391,9 +396,10 @@ export function AccountBalanceChart({
                     });
                 } else {
                     const from = format(subMonths(now, 12), 'yyyy-MM-dd');
-                    const params = new URLSearchParams({ from, to });
                     const response = await fetch(
-                        `/api/dashboard/account/${account.id}/balance-evolution?${params.toString()}`,
+                        accountBalanceEvolution.url(account.id, {
+                            query: { from, to },
+                        }),
                     );
                     const data = await response.json();
                     setBalanceData(data);
diff --git a/resources/js/components/categories/category-analysis-drawer.tsx b/resources/js/components/categories/category-analysis-drawer.tsx
index 503b6a24..dbc1656f 100644
--- a/resources/js/components/categories/category-analysis-drawer.tsx
+++ b/resources/js/components/categories/category-analysis-drawer.tsx
@@ -1,3 +1,4 @@
+import monthlyBreakdown from '@/actions/App/Http/Controllers/Api/CategoryMonthlyBreakdownController';
 import { CategoryCombobox } from '@/components/shared/category-combobox';
 import { AmountDisplay } from '@/components/ui/amount-display';
 import { Card, CardContent } from '@/components/ui/card';
@@ -130,7 +131,7 @@ export function CategoryAnalysisDrawer({
         setIsLoading(true);
         setError(null);
 
-        fetch(`/api/categories/${categoryId}/monthly-breakdown`, {
+        fetch(monthlyBreakdown.url(categoryId), {
             headers: { Accept: 'application/json' },
         })
             .then((response) => {
diff --git a/resources/js/components/dashboard/net-worth-chart.tsx b/resources/js/components/dashboard/net-worth-chart.tsx
index ab4c25e1..1352ddc3 100644
--- a/resources/js/components/dashboard/net-worth-chart.tsx
+++ b/resources/js/components/dashboard/net-worth-chart.tsx
@@ -1,3 +1,5 @@
+import { update as updateLoanPreference } from '@/actions/App/Http/Controllers/Settings/NetWorthChartLoanPreferenceController';
+import { update as updateRealEstatePreference } from '@/actions/App/Http/Controllers/Settings/NetWorthChartRealEstatePreferenceController';
 import { AccountName } from '@/components/accounts/account-name';
 import {
     type ChartGranularity,
@@ -439,7 +441,7 @@ export function NetWorthChart({
 
     const handleIncludeLoansChange = useCallback((includeLoans: boolean) => {
         router.patch(
-            '/settings/net-worth-chart-loan-preference',
+            updateLoanPreference.url(),
             {
                 include_loans_in_net_worth_chart: includeLoans,
             },
@@ -454,7 +456,7 @@ export function NetWorthChart({
     const handleIncludeRealEstateChange = useCallback(
         (includeRealEstate: boolean) => {
             router.patch(
-                '/settings/net-worth-chart-real-estate-preference',
+                updateRealEstatePreference.url(),
                 {
                     include_real_estate_in_net_worth_chart: includeRealEstate,
                 },
diff --git a/resources/js/components/transactions/import-step-preview.tsx b/resources/js/components/transactions/import-step-preview.tsx
index 818b0b2f..8ba32c97 100644
--- a/resources/js/components/transactions/import-step-preview.tsx
+++ b/resources/js/components/transactions/import-step-preview.tsx
@@ -1,3 +1,4 @@
+import { index as transactionsIndex } from '@/actions/App/Http/Controllers/Api/TransactionController';
 import { TransactionDescription } from '@/components/transactions/transaction-description';
 import { AmountDisplay } from '@/components/ui/amount-display';
 import { Badge } from '@/components/ui/badge';
@@ -58,9 +59,11 @@ export function ImportStepPreview({
         }
 
         axios
-            .get('/api/transactions', {
-                params: { account_id: accountId, per_page: 10 },
-            })
+            .get(
+                transactionsIndex.url({
+                    query: { account_id: accountId, per_page: 10 },
+                }),
+            )
             .then((response) => {
                 setExistingTransactions(response.data.data ?? []);
             })
diff --git a/resources/js/components/transactions/import-transactions-button.tsx b/resources/js/components/transactions/import-transactions-button.tsx
index baa399bd..bebb013e 100644
--- a/resources/js/components/transactions/import-transactions-button.tsx
+++ b/resources/js/components/transactions/import-transactions-button.tsx
@@ -1,3 +1,4 @@
+import { index as importDataRoute } from '@/actions/App/Http/Controllers/Api/ImportDataController';
 import { Button } from '@/components/ui/button';
 import {
     Tooltip,
@@ -30,7 +31,7 @@ export function ImportTransactionsButton() {
         // Fetch data on-demand when drawer opens
         setLoading(true);
         try {
-            const response = await fetch('/api/import/data');
+            const response = await fetch(importDataRoute.url());
             if (!response.ok) {
                 throw new Error('Failed to load import data');
             }
diff --git a/resources/js/components/transactions/import-transactions-drawer.tsx b/resources/js/components/transactions/import-transactions-drawer.tsx
index 18ceae2f..4713d3b7 100644
--- a/resources/js/components/transactions/import-transactions-drawer.tsx
+++ b/resources/js/components/transactions/import-transactions-drawer.tsx
@@ -2,6 +2,7 @@ import {
     index as indexBalances,
     store as storeBalance,
 } from '@/actions/App/Http/Controllers/AccountBalanceController';
+import { categorize } from '@/actions/App/Http/Controllers/TransactionController';
 import AlertError from '@/components/alert-error';
 import {
     Drawer,
@@ -687,8 +688,7 @@ export function ImportTransactionsDrawer({
                     uncategorizedCount > 0
                         ? {
                               label: 'Categorize',
-                              onClick: () =>
-                                  router.visit('/transactions/categorize'),
+                              onClick: () => router.visit(categorize.url()),
                           }
                         : undefined,
             });
@@ -703,8 +703,7 @@ export function ImportTransactionsDrawer({
                     uncategorizedCount > 0
                         ? {
                               label: 'Categorize',
-                              onClick: () =>
-                                  router.visit('/transactions/categorize'),
+                              onClick: () => router.visit(categorize.url()),
                           }
                         : undefined,
             });
@@ -718,8 +717,7 @@ export function ImportTransactionsDrawer({
                     uncategorizedCount > 0
                         ? {
                               label: 'Categorize',
-                              onClick: () =>
-                                  router.visit('/transactions/categorize'),
+                              onClick: () => router.visit(categorize.url()),
                           }
                         : undefined,
             });
diff --git a/resources/js/components/transactions/saved-filters.tsx b/resources/js/components/transactions/saved-filters.tsx
index e73833ba..ff73d16a 100644
--- a/resources/js/components/transactions/saved-filters.tsx
+++ b/resources/js/components/transactions/saved-filters.tsx
@@ -1,3 +1,9 @@
+import {
+    destroy as destroySavedFilter,
+    index as savedFiltersIndex,
+    store as storeSavedFilter,
+    update as updateSavedFilter,
+} from '@/actions/App/Http/Controllers/Api/SavedFilterController';
 import {
     AlertDialog,
     AlertDialogAction,
@@ -113,7 +119,7 @@ export function SavedFilters({ filters, onLoad }: SavedFiltersProps) {
         let active = true;
 
         axios
-            .get<{ data: SavedFilter[] }>('/api/saved-filters')
+            .get<{ data: SavedFilter[] }>(savedFiltersIndex.url())
             .then((response) => {
                 if (active) {
                     setSavedFilters(response.data.data);
@@ -143,7 +149,7 @@ export function SavedFilters({ filters, onLoad }: SavedFiltersProps) {
         }
 
         try {
-            await axios.delete(`/api/saved-filters/${savedFilter.id}`);
+            await axios.delete(destroySavedFilter.url(savedFilter.id));
         } catch (error) {
             console.error('Failed to delete saved filter:', error);
             setSavedFilters(previous);
@@ -154,7 +160,7 @@ export function SavedFilters({ filters, onLoad }: SavedFiltersProps) {
     async function handleUpdate(savedFilter: SavedFilter) {
         try {
             const response = await axios.patch<{ data: SavedFilter }>(
-                `/api/saved-filters/${savedFilter.id}`,
+                updateSavedFilter.url(savedFilter.id),
                 { filters: serializeFilters(filters) },
             );
 
@@ -180,7 +186,7 @@ export function SavedFilters({ filters, onLoad }: SavedFiltersProps) {
         setIsSaving(true);
         try {
             const response = await axios.post<{ data: SavedFilter }>(
-                '/api/saved-filters',
+                storeSavedFilter.url(),
                 {
                     name: trimmedName,
                     filters: serializeFilters(filters),
diff --git a/resources/js/contexts/encryption-key-context.tsx b/resources/js/contexts/encryption-key-context.tsx
index fdd430d9..126f9a5e 100644
--- a/resources/js/contexts/encryption-key-context.tsx
+++ b/resources/js/contexts/encryption-key-context.tsx
@@ -1,3 +1,4 @@
+import { getMessage } from '@/actions/App/Http/Controllers/EncryptionController';
 import { clearKey, getStoredKey } from '@/lib/key-storage';
 import axios from 'axios';
 import {
@@ -56,7 +57,7 @@ export function EncryptionKeyProvider({
 
         try {
             const response = await axios.get<EncryptedMessageData>(
-                '/api/encryption/message',
+                getMessage.url(),
             );
             setEncryptedMessageData(response.data);
         } catch (err) {
diff --git a/resources/js/hooks/use-cashflow-data.ts b/resources/js/hooks/use-cashflow-data.ts
index 69fcb745..0955809d 100644
--- a/resources/js/hooks/use-cashflow-data.ts
+++ b/resources/js/hooks/use-cashflow-data.ts
@@ -1,3 +1,9 @@
+import {
+    breakdown as cashflowBreakdown,
+    sankey as cashflowSankey,
+    summary as cashflowSummary,
+    trend as cashflowTrend,
+} from '@/actions/App/Http/Controllers/Api/CashflowAnalyticsController';
 import { Category } from '@/types/category';
 import { endOfMonth, format, startOfMonth } from 'date-fns';
 import { useCallback, useEffect, useState } from 'react';
@@ -109,30 +115,32 @@ export function useCashflowData({
             const fromStr = format(from, 'yyyy-MM-dd');
             const toStr = format(to, 'yyyy-MM-dd');
 
-            const periodParams = new URLSearchParams({
-                from: fromStr,
-                to: toStr,
-            });
-            const periodQuery = `?${periodParams.toString()}`;
+            const periodQuery = { from: fromStr, to: toStr };
             const trendQuery =
-                periodType === 'month' ? `?months=12&to=${toStr}` : periodQuery;
+                periodType === 'month'
+                    ? { months: 12, to: toStr }
+                    : periodQuery;
 
             const [summary, sankey, trend, incomeBreakdown, expenseBreakdown] =
                 await Promise.all([
-                    fetch(`/api/cashflow/summary${periodQuery}`).then((r) =>
-                        r.json(),
+                    fetch(cashflowSummary.url({ query: periodQuery })).then(
+                        (r) => r.json(),
                     ),
-                    fetch(`/api/cashflow/sankey${periodQuery}`).then((r) =>
-                        r.json(),
+                    fetch(cashflowSankey.url({ query: periodQuery })).then(
+                        (r) => r.json(),
                     ),
-                    fetch(`/api/cashflow/trend${trendQuery}`).then((r) =>
+                    fetch(cashflowTrend.url({ query: trendQuery })).then((r) =>
                         r.json(),
                     ),
                     fetch(
-                        `/api/cashflow/breakdown${periodQuery}&type=income`,
+                        cashflowBreakdown.url({
+                            query: { ...periodQuery, type: 'income' },
+                        }),
                     ).then((r) => r.json()),
                     fetch(
-                        `/api/cashflow/breakdown${periodQuery}&type=expense`,
+                        cashflowBreakdown.url({
+                            query: { ...periodQuery, type: 'expense' },
+                        }),
                     ).then((r) => r.json()),
                 ]);
 
diff --git a/resources/js/hooks/use-decrypt-account-names.ts b/resources/js/hooks/use-decrypt-account-names.ts
index fe837712..7884bdb3 100644
--- a/resources/js/hooks/use-decrypt-account-names.ts
+++ b/resources/js/hooks/use-decrypt-account-names.ts
@@ -1,3 +1,7 @@
+import {
+    index as accountsIndex,
+    update as updateAccount,
+} from '@/actions/App/Http/Controllers/Api/AccountController';
 import { useEncryptionKey } from '@/contexts/encryption-key-context';
 import { decrypt, importKey } from '@/lib/crypto';
 import { getStoredKey } from '@/lib/key-storage';
@@ -32,8 +36,9 @@ export function useDecryptAccountNames() {
                     return;
                 }
 
-                const { data: accounts } =
-                    await axios.get<EncryptedAccount[]>('/api/accounts');
+                const { data: accounts } = await axios.get<EncryptedAccount[]>(
+                    accountsIndex.url(),
+                );
 
                 const encryptedAccounts = accounts.filter(
                     (a) => a.encrypted && a.name_iv,
@@ -53,7 +58,7 @@ export function useDecryptAccountNames() {
                             account.name_iv!,
                         );
 
-                        await axios.put(`/api/accounts/${account.id}`, {
+                        await axios.put(updateAccount.url(account.id), {
                             name: decryptedName,
                             encrypted: false,
                         });
diff --git a/resources/js/hooks/use-decrypt-transactions.ts b/resources/js/hooks/use-decrypt-transactions.ts
index c6b5809c..07ee4504 100644
--- a/resources/js/hooks/use-decrypt-transactions.ts
+++ b/resources/js/hooks/use-decrypt-transactions.ts
@@ -1,3 +1,4 @@
+import { bulkUpdate } from '@/actions/App/Http/Controllers/Api/TransactionController';
 import { useEncryptionKey } from '@/contexts/encryption-key-context';
 import { decrypt, importKey } from '@/lib/crypto';
 import { getStoredKey } from '@/lib/key-storage';
@@ -127,7 +128,7 @@ export function useDecryptTransactions() {
                     for (let i = 0; i < batch.length; i += 50) {
                         const chunk = batch.slice(i, i + 50);
                         await withRetry(() =>
-                            axios.patch('/api/transactions/bulk', {
+                            axios.patch(bulkUpdate.url(), {
                                 transactions: chunk,
                             }),
                         );
diff --git a/resources/js/lib/import-config-storage.ts b/resources/js/lib/import-config-storage.ts
index 57848a5d..8f52fde6 100644
--- a/resources/js/lib/import-config-storage.ts
+++ b/resources/js/lib/import-config-storage.ts
@@ -1,3 +1,7 @@
+import {
+    show as showImportConfig,
+    update as updateImportConfig,
+} from '@/actions/App/Http/Controllers/Api/AccountImportConfigController';
 import type { BalanceColumnMapping } from '@/types/balance-import';
 import { type ColumnMapping, DateFormat } from '@/types/import';
 import { type UUID } from '@/types/uuid';
@@ -15,17 +19,13 @@ interface BalanceImportConfig {
 
 type ImportConfigType = 'transaction' | 'balance';
 
-function configUrl(accountId: UUID): string {
-    return `/api/accounts/${accountId}/import-config`;
-}
-
 async function saveConfig(
     accountId: UUID,
     type: ImportConfigType,
     config: ImportConfig | BalanceImportConfig,
 ): Promise<void> {
     try {
-        await axios.put(configUrl(accountId), { type, config });
+        await axios.put(updateImportConfig.url(accountId), { type, config });
     } catch (error) {
         console.error(`Failed to save ${type} import configuration:`, error);
     }
@@ -37,8 +37,7 @@ async function loadConfig<T extends ImportConfig | BalanceImportConfig>(
 ): Promise<T | null> {
     try {
         const { data } = await axios.get<{ data: T | null }>(
-            configUrl(accountId),
-            { params: { type } },
+            showImportConfig.url(accountId, { query: { type } }),
         );
 
         const config = data.data;
diff --git a/resources/js/pages/settings/appearance.tsx b/resources/js/pages/settings/appearance.tsx
index 18d9f78e..c6a7e292 100644
--- a/resources/js/pages/settings/appearance.tsx
+++ b/resources/js/pages/settings/appearance.tsx
@@ -1,3 +1,4 @@
+import { update as updateChartColorScheme } from '@/actions/App/Http/Controllers/Settings/ChartColorSchemeController';
 import { __ } from '@/utils/i18n';
 import { Head, router } from '@inertiajs/react';
 
@@ -38,7 +39,7 @@ export default function Appearance() {
         updateScheme(newScheme);
 
         router.patch(
-            '/settings/chart-color-scheme',
+            updateChartColorScheme.url(),
             { chart_color_scheme: newScheme },
             { preserveScroll: true },
         );
diff --git a/resources/js/pages/transactions/index.tsx b/resources/js/pages/transactions/index.tsx
index 069266f7..584f6f8d 100644
--- a/resources/js/pages/transactions/index.tsx
+++ b/resources/js/pages/transactions/index.tsx
@@ -1,3 +1,4 @@
+import { bulkUpdate as bulkUpdateTransactions } from '@/actions/App/Http/Controllers/TransactionController';
 import { useLocale } from '@/hooks/use-locale';
 import { usePollJobStatus } from '@/hooks/use-poll-job-status';
 import { __ } from '@/utils/i18n';
@@ -1121,7 +1122,7 @@ export default function Transactions({
             if (isSelectingAll) {
                 const toastId = toast.loading(__('Updating transactions...'));
                 const response = await axios.patch<{ count: number }>(
-                    '/transactions/bulk',
+                    bulkUpdateTransactions.url(),
                     {
                         filters: clientFiltersToBackendFilters(filters),
                         category_id: categoryId,
@@ -1262,7 +1263,7 @@ export default function Transactions({
             if (isSelectingAll) {
                 const toastId = toast.loading(__('Updating transactions...'));
                 const response = await axios.patch<{ count: number }>(
-                    '/transactions/bulk',
+                    bulkUpdateTransactions.url(),
                     {
                         filters: clientFiltersToBackendFilters(filters),
                         label_ids: labelIds,
diff --git a/resources/js/services/transaction-sync.ts b/resources/js/services/transaction-sync.ts
index 3d6b2653..cd82ea54 100644
--- a/resources/js/services/transaction-sync.ts
+++ b/resources/js/services/transaction-sync.ts
@@ -1,3 +1,11 @@
+// Aliased because this service's own methods share these names.
+import { index as syncTransactions } from '@/actions/App/Http/Controllers/Sync/TransactionSyncController';
+import {
+    bulkUpdate as bulkUpdateRoute,
+    destroy as destroyRoute,
+    store as storeRoute,
+    update as updateRoute,
+} from '@/actions/App/Http/Controllers/TransactionController';
 import { db, withDb } from '@/lib/dexie-db';
 import { TransactionSyncManager } from '@/lib/sync-manager';
 import type { LearnedRuleNotice } from '@/types/automation-rule';
@@ -32,7 +40,7 @@ class TransactionSyncService {
 
     constructor() {
         this.syncManager = new TransactionSyncManager({
-            endpoint: '/api/sync/transactions',
+            endpoint: syncTransactions.url(),
             transformFromServer: (data) => {
                 const label_ids = data.labels?.map((l: { id: string }) => l.id);
                 // eslint-disable-next-line @typescript-eslint/no-unused-vars
@@ -69,7 +77,7 @@ class TransactionSyncService {
         data: Omit<Transaction, 'id' | 'created_at' | 'updated_at'>,
         options?: { updateBalance?: boolean },
     ): Promise<Transaction> {
-        const response = await axios.post('/transactions', {
+        const response = await axios.post(storeRoute.url(), {
             ...data,
             ...(options?.updateBalance ? { update_balance: true } : {}),
         });
@@ -106,7 +114,7 @@ class TransactionSyncService {
     ): Promise<UpdatedTransaction> {
         const { label_ids, ...transactionData } = data;
 
-        const response = await axios.patch(`/transactions/${id}`, {
+        const response = await axios.patch(updateRoute.url(id), {
             ...transactionData,
             label_ids,
             ...(options?.updateBalance ? { update_balance: true } : {}),
@@ -134,7 +142,7 @@ class TransactionSyncService {
     ): Promise<void> {
         const { label_ids, ...transactionData } = data;
 
-        await axios.patch('/transactions/bulk', {
+        await axios.patch(bulkUpdateRoute.url(), {
             transaction_ids: ids,
             label_ids: label_ids,
             ...transactionData,
@@ -178,7 +186,7 @@ class TransactionSyncService {
             requestFilters.debtor_name = filters.debtorName;
         }
 
-        const response = await axios.patch('/transactions/bulk', {
+        const response = await axios.patch(bulkUpdateRoute.url(), {
             filters: requestFilters,
             label_ids: label_ids,
             ...transactionData,
@@ -191,7 +199,7 @@ class TransactionSyncService {
         id: string,
         options?: { updateBalance?: boolean },
     ): Promise<void> {
-        await axios.delete(`/transactions/${id}`, {
+        await axios.delete(destroyRoute.url(id), {
             data: options?.updateBalance ? { update_balance: true } : undefined,
         });
         // The API delete above is authoritative; the local cache eviction is