diff --git a/.gitignore b/.gitignore
index af28cb0..c3b67e9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,7 +10,7 @@ dist/
 downloads/
 eggs/
 .eggs/
-lib/
+backend/lib/
 lib64/
 parts/
 sdist/
diff --git a/backend/requirements.txt b/backend/requirements.txt
index 412bfb7..8361db3 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -7,7 +7,7 @@ pydantic-settings==2.1.0
 python-jose[cryptography]==3.3.0
 passlib[bcrypt]==1.7.4
 python-multipart==0.0.9
-psutil==5.9.8
+psutil==6.1.0
 aiosqlite==0.19.0
 websockets==12.0
 python-dotenv==1.0.1
diff --git a/frontend/lib/api/client.ts b/frontend/lib/api/client.ts
new file mode 100644
index 0000000..989d466
--- /dev/null
+++ b/frontend/lib/api/client.ts
@@ -0,0 +1,48 @@
+/**
+ * API client for making requests to the backend.
+ */
+
+import axios from "axios";
+import type { ApiResponse } from "@/types/api";
+
+const API_BASE_URL =
+  process.env.NEXT_PUBLIC_API_URL || "http://localhost:8000";
+
+export const apiClient = axios.create({
+  baseURL: API_BASE_URL,
+  headers: {
+    "Content-Type": "application/json",
+  },
+  timeout: 10000,
+});
+
+// Request interceptor for adding auth token
+apiClient.interceptors.request.use(
+  (config) => {
+    const token = localStorage.getItem("access_token");
+    if (token) {
+      config.headers.Authorization = `Bearer ${token}`;
+    }
+    return config;
+  },
+  (error) => {
+    return Promise.reject(error);
+  }
+);
+
+// Response interceptor for handling errors
+apiClient.interceptors.response.use(
+  (response) => response,
+  async (error) => {
+    if (error.response?.status === 401) {
+      // Handle token refresh or redirect to login
+      localStorage.removeItem("access_token");
+      localStorage.removeItem("refresh_token");
+      // Optionally redirect to login page
+      // window.location.href = '/login';
+    }
+    return Promise.reject(error);
+  }
+);
+
+export default apiClient;
diff --git a/frontend/lib/hooks/useBots.ts b/frontend/lib/hooks/useBots.ts
new file mode 100644
index 0000000..61cdfee
--- /dev/null
+++ b/frontend/lib/hooks/useBots.ts
@@ -0,0 +1,181 @@
+/**
+ * Hooks for fetching and managing bots.
+ */
+
+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
+import apiClient from "@/lib/api/client";
+import type {
+  Bot,
+  BotListResponse,
+  BotCreate,
+  BotUpdate,
+  BotStatusResponse,
+} from "@/types/bot";
+import type { BotFilters } from "@/types/api";
+
+/**
+ * Hook to fetch list of bots with optional filters.
+ */
+export function useBots(filters?: BotFilters) {
+  return useQuery({
+    queryKey: ["bots", filters],
+    queryFn: async () => {
+      const params = new URLSearchParams();
+
+      if (filters?.status) {
+        params.append("status", filters.status);
+      }
+      if (filters?.search) {
+        params.append("search", filters.search);
+      }
+      if (filters?.page) {
+        params.append("page", filters.page.toString());
+      }
+      if (filters?.page_size) {
+        params.append("page_size", filters.page_size.toString());
+      }
+
+      const response = await apiClient.get<BotListResponse>(
+        `/bots?${params.toString()}`
+      );
+      return response.data;
+    },
+    refetchInterval: 10000, // Refetch every 10 seconds
+  });
+}
+
+/**
+ * Hook to fetch a single bot by ID.
+ */
+export function useBot(botId: string) {
+  return useQuery({
+    queryKey: ["bots", botId],
+    queryFn: async () => {
+      const response = await apiClient.get<Bot>(`/bots/${botId}`);
+      return response.data;
+    },
+    enabled: !!botId,
+  });
+}
+
+/**
+ * Hook to fetch bot status.
+ */
+export function useBotStatus(botId: string) {
+  return useQuery({
+    queryKey: ["bots", botId, "status"],
+    queryFn: async () => {
+      const response = await apiClient.get<BotStatusResponse>(
+        `/bots/${botId}/status`
+      );
+      return response.data;
+    },
+    refetchInterval: 5000,
+    enabled: !!botId,
+  });
+}
+
+/**
+ * Hook to create a new bot.
+ */
+export function useCreateBot() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botData: BotCreate) => {
+      const response = await apiClient.post<Bot>("/bots", botData);
+      return response.data;
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
+
+/**
+ * Hook to update a bot.
+ */
+export function useUpdateBot(botId: string) {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botData: BotUpdate) => {
+      const response = await apiClient.put<Bot>(`/bots/${botId}`, botData);
+      return response.data;
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["bots", botId] });
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
+
+/**
+ * Hook to delete a bot.
+ */
+export function useDeleteBot() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botId: string) => {
+      await apiClient.delete(`/bots/${botId}`);
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
+
+/**
+ * Hook to start a bot.
+ */
+export function useStartBot() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botId: string) => {
+      const response = await apiClient.post<Bot>(`/bots/${botId}/start`);
+      return response.data;
+    },
+    onSuccess: (_, botId) => {
+      queryClient.invalidateQueries({ queryKey: ["bots", botId] });
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
+
+/**
+ * Hook to stop a bot.
+ */
+export function useStopBot() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botId: string) => {
+      const response = await apiClient.post<Bot>(`/bots/${botId}/stop`);
+      return response.data;
+    },
+    onSuccess: (_, botId) => {
+      queryClient.invalidateQueries({ queryKey: ["bots", botId] });
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
+
+/**
+ * Hook to restart a bot.
+ */
+export function useRestartBot() {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: async (botId: string) => {
+      const response = await apiClient.post<Bot>(`/bots/${botId}/restart`);
+      return response.data;
+    },
+    onSuccess: (_, botId) => {
+      queryClient.invalidateQueries({ queryKey: ["bots", botId] });
+      queryClient.invalidateQueries({ queryKey: ["bots"] });
+    },
+  });
+}
diff --git a/frontend/lib/hooks/useStats.ts b/frontend/lib/hooks/useStats.ts
new file mode 100644
index 0000000..3c022df
--- /dev/null
+++ b/frontend/lib/hooks/useStats.ts
@@ -0,0 +1,50 @@
+/**
+ * Hooks for fetching statistics data.
+ */
+
+import { useQuery } from "@tanstack/react-query";
+import apiClient from "@/lib/api/client";
+import type { SystemStats, BotStats, AggregateStats } from "@/types/stats";
+
+/**
+ * Hook to fetch system statistics.
+ */
+export function useSystemStats() {
+  return useQuery({
+    queryKey: ["stats", "system"],
+    queryFn: async () => {
+      const response = await apiClient.get<SystemStats>("/stats/system");
+      return response.data;
+    },
+    refetchInterval: 5000, // Refetch every 5 seconds
+  });
+}
+
+/**
+ * Hook to fetch bot statistics by bot ID.
+ */
+export function useBotStats(botId: string) {
+  return useQuery({
+    queryKey: ["stats", "bot", botId],
+    queryFn: async () => {
+      const response = await apiClient.get<BotStats>(`/stats/bots/${botId}`);
+      return response.data;
+    },
+    refetchInterval: 5000,
+    enabled: !!botId,
+  });
+}
+
+/**
+ * Hook to fetch aggregate statistics for all bots.
+ */
+export function useAggregateStats() {
+  return useQuery({
+    queryKey: ["stats", "bots", "aggregate"],
+    queryFn: async () => {
+      const response = await apiClient.get<AggregateStats>("/stats/bots");
+      return response.data;
+    },
+    refetchInterval: 5000,
+  });
+}