diff --git a/src/main/java/ru/cathub/telegabot/service/impl/BookAiServiceImpl.java b/src/main/java/ru/cathub/telegabot/service/impl/BookAiServiceImpl.java
index ef67ec7..c9611c3 100644
--- a/src/main/java/ru/cathub/telegabot/service/impl/BookAiServiceImpl.java
+++ b/src/main/java/ru/cathub/telegabot/service/impl/BookAiServiceImpl.java
@@ -11,6 +11,11 @@ import ru.cathub.telegabot.repository.BookRepository;
 import ru.cathub.telegabot.service.BookAiService;
 import ru.cathub.telegabot.service.TelegramClientService;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 import static ru.cathub.telegabot.model.BotUser.WorkingMode.*;
 import static ru.cathub.telegabot.utils.BookFormatUtils.escapeNonMarkdown;
 
@@ -29,7 +34,13 @@ public class BookAiServiceImpl implements BookAiService {
         try {
             String response = null;
             List<Map<String, String>> context = new ArrayList<>();
-            
+            TextRole role;
+            switch (workingMode) {
+                case AI_FILTER -> role = TextRole.FILTERER;
+                case AI_SUGGEST -> role = TextRole.SUGGESTER;
+                default -> throw new RuntimeException("Invalid working mode");
+            }
+            context.add(Map.of("role", "system", "content", role.getPrompt()));
             // Добавляем книги пользователя в контекст
             bookRepository.findByBotUser(user).forEach(book -> {
                 Map<String, String> bookMap = new HashMap<>();
@@ -38,10 +49,8 @@ public class BookAiServiceImpl implements BookAiService {
                     book.getTitle(), book.getAuthor(), book.getRating()));
                 context.add(bookMap);
             });
-            switch (workingMode) {
-                case AI_FILTER -> response = openRouterServiceImpl.getChatResponseWithContext(text, context);
-                case AI_SUGGEST -> response = openRouterServiceImpl.getChatResponseWithContext(text, context);
-            }
+            response = openRouterServiceImpl.getChatResponseWithContext(text, context);
+            log.info("AI response generated: {}", response);
             telegramClientService.sendMessageWithMarkdown(user, escapeNonMarkdown(response));
         }
         catch (Exception e) {
diff --git a/src/main/java/ru/cathub/telegabot/utils/BookFormatUtils.java b/src/main/java/ru/cathub/telegabot/utils/BookFormatUtils.java
index 243bf2c..ee3b66c 100644
--- a/src/main/java/ru/cathub/telegabot/utils/BookFormatUtils.java
+++ b/src/main/java/ru/cathub/telegabot/utils/BookFormatUtils.java
@@ -31,7 +31,7 @@ public class BookFormatUtils {
     }
 
     public static String escapeNonMarkdown(String text) {
-        return text.replaceAll("([().!-])", "\\\\$1");
+        return text.replaceAll("([\\[\\]()~`>#+=|{}.!-])", "\\\\$1");
     }
 
     public static String formatDate(Date date) {