diff --git a/handlers/admin.py b/handlers/admin.py
index 47bfc09..3aecd08 100644
--- a/handlers/admin.py
+++ b/handlers/admin.py
@@ -10,7 +10,7 @@ import config
 from db.models import Action, Ban, Message, Warning
 from services.admin_utils import require_admin, resolve_target_user
 from services.stats_service import get_daily_stats
-from services.message_utils import safe_reply
+from services.message_utils import record_bot_message, safe_reply
 
 logger = logging.getLogger("spam_guard")
 
@@ -80,6 +80,7 @@ async def cmd_stats(update: Update, context: ContextTypes.DEFAULT_TYPE):
         f"📦 历史封禁: {stats['total_bans']} 条\n"
     )
     reply = await safe_reply(update, context, text)
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 
@@ -91,6 +92,7 @@ async def cmd_ban(update: Update, context: ContextTypes.DEFAULT_TYPE):
     user_id, target = await resolve_target_user(update, context.args)
     if not user_id:
         reply = await safe_reply(update, context, "用法: 回复用户消息 /ban，或 /ban 用户ID/@历史用户名")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
@@ -112,6 +114,7 @@ async def cmd_ban(update: Update, context: ContextTypes.DEFAULT_TYPE):
         logger.error(f"手动封禁失败: {type(e).__name__}: {e}")
         reply = await safe_reply(update, context, "❌ 封禁失败，请检查 Bot 权限或目标用户状态")
 
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 
@@ -123,6 +126,7 @@ async def cmd_unban(update: Update, context: ContextTypes.DEFAULT_TYPE):
     user_id, target = await resolve_target_user(update, context.args)
     if not user_id:
         reply = await safe_reply(update, context, "用法: /unban 用户ID/@历史用户名")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
@@ -135,6 +139,7 @@ async def cmd_unban(update: Update, context: ContextTypes.DEFAULT_TYPE):
         logger.error(f"手动解封失败: {type(e).__name__}: {e}")
         reply = await safe_reply(update, context, "❌ 解封失败，请检查 Bot 权限或目标用户状态")
 
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 
@@ -146,6 +151,7 @@ async def cmd_warn(update: Update, context: ContextTypes.DEFAULT_TYPE):
     user_id, target = await resolve_target_user(update, context.args)
     if not user_id:
         reply = await safe_reply(update, context, "用法: 回复用户消息 /warn [原因]，或 /warn 用户ID/@历史用户名 [原因]")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
@@ -169,6 +175,7 @@ async def cmd_warn(update: Update, context: ContextTypes.DEFAULT_TYPE):
         logger.error(f"警告失败: {type(e).__name__}: {e}")
         reply = await safe_reply(update, context, "❌ 警告失败，请检查 Bot 权限或数据库状态")
 
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 async def cmd_mute(update: Update, context: ContextTypes.DEFAULT_TYPE):
@@ -179,6 +186,7 @@ async def cmd_mute(update: Update, context: ContextTypes.DEFAULT_TYPE):
     user_id, target = await resolve_target_user(update, context.args)
     if not user_id:
         reply = await safe_reply(update, context, "用法: 回复用户消息 /mute [分钟]，或 /mute 用户ID/@历史用户名 [分钟]")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
@@ -207,6 +215,7 @@ async def cmd_mute(update: Update, context: ContextTypes.DEFAULT_TYPE):
         logger.error(f"禁言失败: {type(e).__name__}: {e}")
         reply = await safe_reply(update, context, "❌ 禁言失败，请检查 Bot 权限或目标用户状态")
 
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 
@@ -215,6 +224,7 @@ async def require_reply_shortcut(update: Update, command: str, usage: str) -> bo
     if update.message and update.message.reply_to_message:
         return True
     reply = await safe_reply(update, context, f"用法: 回复目标消息后使用 {usage}")
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
     return False
 
@@ -253,11 +263,13 @@ async def cmd_purge(update: Update, context: ContextTypes.DEFAULT_TYPE):
 
     if not context.args or not context.args[0].isdigit():
         reply = await safe_reply(update, context, "用法: 回复一条消息后 /purge 数量（最多50）")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
     if not update.message.reply_to_message:
         reply = await safe_reply(update, context, "❌ /purge 需要回复一条消息作为删除起点")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         return
 
@@ -279,6 +291,7 @@ async def cmd_purge(update: Update, context: ContextTypes.DEFAULT_TYPE):
 
     reply = await update.effective_chat.send_message(f"🧹 已尝试清理 {count} 条，成功删除 {deleted} 条")
     await Action.create(action="PURGE", chat_id=update.effective_chat.id, operator_id=update.effective_user.id, details={"count": count, "deleted": deleted})
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply))
 
 
@@ -311,6 +324,7 @@ async def cmd_help(update: Update, context: ContextTypes.DEFAULT_TYPE):
         "🧹 回复消息 /purge 数量 - 从被引用消息开始尝试批量删除，最多 50 条\n"
     )
     reply = await safe_reply(update, context, text)
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
diff --git a/handlers/bind.py b/handlers/bind.py
index f44225e..7fd1023 100644
--- a/handlers/bind.py
+++ b/handlers/bind.py
@@ -8,7 +8,7 @@ from telegram.ext import ContextTypes, CommandHandler, MessageHandler, filters
 
 from db.models import Action, GameScore
 from services.bind_service import bind_with_email_token, unbind, get_binding
-from services.message_utils import safe_reply
+from services.message_utils import record_bot_message, safe_reply
 from services.time_utils import format_dt
 from services.game_service import get_scores_summary
 
@@ -32,6 +32,7 @@ async def cmd_bind(update: Update, context: ContextTypes.DEFAULT_TYPE):
         )
         reply = await safe_reply(update, context, text)
         asyncio.create_task(auto_delete(update.message, seconds=60))
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply, seconds=60))
         return
 
@@ -50,6 +51,7 @@ async def cmd_bind(update: Update, context: ContextTypes.DEFAULT_TYPE):
             logger.warning(f"🔗 绑定跳转按钮发送失败，改发普通文本: {type(e).__name__}: {e}")
             reply = await update.effective_chat.send_message(text, disable_web_page_preview=True)
         asyncio.create_task(auto_delete(update.message, seconds=60))
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply, seconds=60))
         return
 
@@ -151,6 +153,7 @@ async def cmd_me(update: Update, context: ContextTypes.DEFAULT_TYPE):
     reply = await safe_reply(update, context, text)
     if update.effective_chat.type != "private":
         asyncio.create_task(auto_delete(update.message, seconds=60))
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -164,6 +167,7 @@ async def cmd_unbind(update: Update, context: ContextTypes.DEFAULT_TYPE):
     else:
         reply = await safe_reply(update, context, "❌ 你没有绑定的账号")
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
diff --git a/handlers/fun.py b/handlers/fun.py
index 335fef7..860bba5 100644
--- a/handlers/fun.py
+++ b/handlers/fun.py
@@ -3,6 +3,7 @@ import asyncio
 import logging
 
 import config
+from services.message_utils import record_bot_message
 
 from telegram import InlineKeyboardButton, InlineKeyboardMarkup, Update
 from telegram.ext import ApplicationHandlerStop, CallbackQueryHandler, ContextTypes, CommandHandler, MessageHandler, filters
@@ -91,6 +92,7 @@ async def cmd_checkin(update: Update, context: ContextTypes.DEFAULT_TYPE):
     else:
         reply = await update.message.reply_text("❌ 你今天已经签到过了")
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -105,6 +107,7 @@ async def cmd_trivia(update: Update, context: ContextTypes.DEFAULT_TYPE):
     context.user_data["trivia_options"] = q["opts"]
     reply = await update.message.reply_text(text)
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -121,6 +124,7 @@ async def cmd_score(update: Update, context: ContextTypes.DEFAULT_TYPE):
             text += f"🎮 {s.game_type}: {s.score} 分 (胜率 {s.wins}/{s.total})\n"
         reply = await update.message.reply_text(text)
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -137,6 +141,7 @@ async def cmd_rank(update: Update, context: ContextTypes.DEFAULT_TYPE):
             text += f"{medal} @{s.username or s.user_id} — {s.score} 分\n"
         reply = await update.message.reply_text(text)
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -195,11 +200,13 @@ async def create_lottery_from_text(update: Update, context: ContextTypes.DEFAULT
         creator_name=user.username or user.first_name or str(user.id),
         spec=spec,
     )
+    lottery_text = await build_lottery_text(event)
     sent = await context.bot.send_message(
         chat_id=target_chat_id,
-        text=await build_lottery_text(event),
+        text=lottery_text,
         reply_markup=lottery_keyboard(event.id),
     )
+    await record_bot_message(sent, lottery_text)
     event.message_id = sent.message_id
     await event.save()
     if event.end_type == "minutes":
@@ -220,6 +227,7 @@ async def send_lottery_private入口(update: Update, context: ContextTypes.DEFAU
     )
     reply = await update.effective_message.reply_text(text, reply_markup=keyboard, disable_web_page_preview=True)
     asyncio.create_task(auto_delete(update.effective_message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
     return reply
 
@@ -231,13 +239,14 @@ async def cmd_lottery(update: Update, context: ContextTypes.DEFAULT_TYPE):
 
     context.user_data["awaiting_lottery_spec"] = True
     context.user_data["lottery_target_chat_id"] = config.TG_CHAT_ID
-    await update.message.reply_text(
+    reply = await update.message.reply_text(
         "🎁 发起群内抽奖\n"
         "请发送：奖品 | 参与条件 | 结束条件\n\n"
         "示例：月卡一张 | all | people:3\n"
         "参与条件：all / checkin / points:N\n"
         "结束条件：people:N / minutes:N"
     )
+    await record_bot_message(reply)
 
 
 async def cmd_shop(update: Update, context: ContextTypes.DEFAULT_TYPE):
@@ -250,6 +259,7 @@ async def cmd_shop(update: Update, context: ContextTypes.DEFAULT_TYPE):
     text += "\n购买：/buy 商品编号，例如 /buy 1"
     reply = await update.message.reply_text(text)
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -267,6 +277,7 @@ async def cmd_buy(update: Update, context: ContextTypes.DEFAULT_TYPE):
             extra = f"，需要 {item['cost']} 分" if item else ""
             reply = await update.message.reply_text(f"❌ 兑换失败：{result['reason']}{extra}")
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
@@ -354,6 +365,7 @@ async def handle_trivia_answer(update: Update, context: ContextTypes.DEFAULT_TYP
         )
     reply = await msg.reply_text(text)
     asyncio.create_task(auto_delete(msg, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
     raise ApplicationHandlerStop
 
@@ -400,7 +412,7 @@ async def cmd_lottery_start(update: Update, context: ContextTypes.DEFAULT_TYPE):
         target_chat_id = config.TG_CHAT_ID
     context.user_data["awaiting_lottery_spec"] = True
     context.user_data["lottery_target_chat_id"] = target_chat_id
-    await update.message.reply_text(
+    reply = await update.message.reply_text(
         "🎁 发起群内抽奖\n"
         "请发送：奖品 | 参与条件 | 结束条件\n\n"
         "示例：月卡一张 | all | people:3\n"
diff --git a/handlers/knowledge.py b/handlers/knowledge.py
index ed0f5f4..f7a34c8 100644
--- a/handlers/knowledge.py
+++ b/handlers/knowledge.py
@@ -8,6 +8,7 @@ from telegram import Update
 from telegram.ext import CommandHandler, ContextTypes, filters
 
 import config
+from services.message_utils import record_bot_message
 
 logger = logging.getLogger("spam_guard")
 
@@ -89,23 +90,27 @@ async def safe_send(update: Update, context: ContextTypes.DEFAULT_TYPE, text: st
     use_markup = looks_like_markdown(text) if markdown is None else markdown
     send_text = markdown_to_html(text) if use_markup else text
 
+    async def _record(msg, body):
+        await record_bot_message(msg, body)
+        return msg
+
     if use_markup:
         try:
-            return await update.message.reply_text(send_text, parse_mode="HTML", disable_web_page_preview=True)
+            return await _record(await update.message.reply_text(send_text, parse_mode="HTML", disable_web_page_preview=True), send_text)
         except Exception as e:
             if "Message to be replied not found" in str(e):
                 try:
-                    return await context.bot.send_message(chat_id=chat_id, text=send_text, parse_mode="HTML", disable_web_page_preview=True)
+                    return await _record(await context.bot.send_message(chat_id=chat_id, text=send_text, parse_mode="HTML", disable_web_page_preview=True), send_text)
                 except Exception:
-                    return await context.bot.send_message(chat_id=chat_id, text=text, disable_web_page_preview=True)
+                    return await _record(await context.bot.send_message(chat_id=chat_id, text=text, disable_web_page_preview=True), text)
             logger.warning(f"HTML 格式发送失败，降级普通文本: {e}")
 
     try:
-        return await update.message.reply_text(text, disable_web_page_preview=True)
+        return await _record(await update.message.reply_text(text, disable_web_page_preview=True), text)
     except Exception as e:
         if "Message to be replied not found" not in str(e):
-            logger.warning(f"reply_text 失败，改用 send_message: {e}")
-        return await context.bot.send_message(chat_id=chat_id, text=text, disable_web_page_preview=True)
+            logger.warning(f"发送回复失败，降级普通发送: {e}")
+        return await _record(await context.bot.send_message(chat_id=chat_id, text=text, disable_web_page_preview=True), text)
 
 
 async def cmd_ask(update: Update, context: ContextTypes.DEFAULT_TYPE):
diff --git a/handlers/night_mode.py b/handlers/night_mode.py
index d0f2e7d..e23d5a3 100644
--- a/handlers/night_mode.py
+++ b/handlers/night_mode.py
@@ -6,6 +6,7 @@ from telegram import Update
 from telegram.ext import ContextTypes, CommandHandler, filters
 
 import config
+from services.message_utils import record_bot_message
 from services.admin_utils import require_admin
 from services.night_scheduler import enable_night_mode, disable_night_mode
 
@@ -26,6 +27,7 @@ async def cmd_night(update: Update, context: ContextTypes.DEFAULT_TYPE):
             "/night off  关闭"
         )
         asyncio.create_task(auto_delete(update.message, seconds=60))
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply, seconds=60))
         return
 
@@ -40,6 +42,7 @@ async def cmd_night(update: Update, context: ContextTypes.DEFAULT_TYPE):
         reply = await update.message.reply_text("❓ 用法: /night on|off")
 
     asyncio.create_task(auto_delete(update.message, seconds=60))
+    await record_bot_message(reply)
     asyncio.create_task(auto_delete(reply, seconds=60))
 
 
diff --git a/handlers/verify.py b/handlers/verify.py
index 0277410..dbd0fee 100644
--- a/handlers/verify.py
+++ b/handlers/verify.py
@@ -6,6 +6,7 @@ from telegram import Update, InlineKeyboardButton, InlineKeyboardMarkup
 from telegram.ext import ContextTypes, CallbackQueryHandler, MessageHandler, filters
 
 import config
+from services.message_utils import record_bot_message
 from db.models import Action
 from services.verify_service import create_verify, check_answer, get_pending_verify
 
@@ -77,6 +78,7 @@ async def handle_verify_answer(update: Update, context: ContextTypes.DEFAULT_TYP
             logger.error(f"⚠️ 恢复权限失败: {e}")
 
         reply = await update.message.reply_text("🎉 验证通过！欢迎加入群组！")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         await Action.create(action="VERIFY_PASS", chat_id=update.effective_chat.id, user_id=user_id, username=update.effective_user.username)
         logger.info(f"✅ 验证通过: {user_id}")
@@ -85,6 +87,7 @@ async def handle_verify_answer(update: Update, context: ContextTypes.DEFAULT_TYP
     if result["reason"] == "max_attempts":
         context.user_data["verifying"] = False
         reply = await update.message.reply_text("❌ 验证失败次数过多，你将被移出群组")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
         try:
             await update.effective_chat.ban_member(user_id=user_id)
@@ -95,6 +98,7 @@ async def handle_verify_answer(update: Update, context: ContextTypes.DEFAULT_TYP
         await Action.create(action="VERIFY_FAIL", chat_id=update.effective_chat.id, user_id=user_id, username=update.effective_user.username)
     else:
         reply = await update.message.reply_text(f"❌ 答案错误，剩余 {config.VERIFY_MAX_ATTEMPTS - result.get('attempts', 0)} 次机会")
+        await record_bot_message(reply)
         asyncio.create_task(auto_delete(reply))
 
 
diff --git a/handlers/welcome.py b/handlers/welcome.py
index e688de0..9ac1562 100644
--- a/handlers/welcome.py
+++ b/handlers/welcome.py
@@ -6,6 +6,7 @@ from telegram import ChatMember, InlineKeyboardButton, InlineKeyboardMarkup, Upd
 from telegram.ext import ChatMemberHandler, ContextTypes
 
 import config
+from services.message_utils import record_bot_message
 from db.models import Action, Ban
 from services.message_utils import schedule_delete
 from services.spam_detector import classify_username_spam
diff --git a/services/admin_utils.py b/services/admin_utils.py
index b796e69..c87fb46 100644
--- a/services/admin_utils.py
+++ b/services/admin_utils.py
@@ -9,7 +9,7 @@ from telegram.ext import ContextTypes
 
 import config
 from db.models import Action, Ban, Message
-from services.message_utils import schedule_delete
+from services.message_utils import schedule_delete, record_bot_message
 
 logger = logging.getLogger("spam_guard")
 
@@ -38,6 +38,7 @@ async def require_admin(update: Update, context: ContextTypes.DEFAULT_TYPE) -> b
         return True
     reply = await update.message.reply_text("⛔ 只有群管理员可以使用这个命令")
     schedule_delete(update.message)
+    await record_bot_message(reply)
     schedule_delete(reply)
     return False
 
diff --git a/services/message_utils.py b/services/message_utils.py
index d4d1c6f..3513712 100644
--- a/services/message_utils.py
+++ b/services/message_utils.py
@@ -29,11 +29,56 @@ async def safe_reply(update, context, text: str, **kwargs):
     """优先回复原消息；原消息已被删除/不可回复时，降级为普通群消息。"""
     try:
         if update and update.message:
-            return await update.message.reply_text(text, **kwargs)
+            msg = await update.message.reply_text(text, **kwargs)
+            await record_bot_message(msg, text)
+            return msg
     except Exception as e:
         if "Message to be replied not found" not in str(e):
             logger.warning(f"回复消息失败，降级普通发送: {type(e).__name__}: {e}")
     chat_id = update.effective_chat.id if update and update.effective_chat else None
     if not chat_id:
         raise RuntimeError("missing chat_id for safe_reply")
-    return await context.bot.send_message(chat_id=chat_id, text=text, **kwargs)
+    msg = await context.bot.send_message(chat_id=chat_id, text=text, **kwargs)
+    await record_bot_message(msg, text)
+    return msg
+
+
+async def record_bot_message(message, text: str | None = None, username: str = "tg-bot"):
+    """把机器人发出的群消息写入聊天记录，作为工作记录。"""
+    if not message or not getattr(message, "chat_id", None):
+        return None
+    try:
+        chat_type = getattr(getattr(message, "chat", None), "type", None)
+        if chat_type == "private":
+            return None
+        from db.models import Message
+        from web.api import broadcast_sse, json_safe
+
+        body = text if text is not None else (getattr(message, "text", None) or getattr(message, "caption", None) or "")
+        rec = await Message.get_or_none(chat_id=message.chat_id, msg_id=message.message_id)
+        if rec:
+            return rec
+        rec = await Message.create(
+            msg_id=message.message_id,
+            chat_id=message.chat_id,
+            user_id=0,
+            username=username,
+            first_name="机器人工作记录",
+            text=str(body)[:500],
+        )
+        await broadcast_sse("chat", json_safe({
+            "id": rec.id,
+            "msg_id": rec.msg_id,
+            "chat_id": rec.chat_id,
+            "user_id": 0,
+            "username": username,
+            "first_name": "机器人工作记录",
+            "text": rec.text,
+            "time": rec.created_at,
+            "spam": False,
+            "bot_record": True,
+        }))
+        return rec
+    except Exception as e:
+        logger.debug(f"记录机器人消息失败: {e}")
+        return None