diff --git a/internal/bot/bot.go b/internal/bot/bot.go
index a9d65b5..7c21e05 100644
--- a/internal/bot/bot.go
+++ b/internal/bot/bot.go
@@ -138,6 +138,11 @@ func (b *Bot) Tools() []string {
 	return b.toolRegistry.List()
 }
 
+// ClearHistory 清空内存中的会话历史，开启新对话（系统提示词保留）。
+func (b *Bot) ClearHistory() {
+	b.history = nil
+}
+
 func (b *Bot) ContextWindow() int64 {
 	if m := config.FindModel(b.provider, b.model); m != nil {
 		return m.ContextWindow
diff --git a/internal/bot/session_test.go b/internal/bot/session_test.go
index e5dda1a..8dee110 100644
--- a/internal/bot/session_test.go
+++ b/internal/bot/session_test.go
@@ -85,3 +85,15 @@ func TestRestoreTrimsHistory(t *testing.T) {
 		t.Errorf("history 应截断到 %d, got %d", maxHistory, len(b.history))
 	}
 }
+
+func TestClearHistory(t *testing.T) {
+	b := newTestBot(t)
+	b.history = append(b.history, openai.UserMessage("hi"))
+	b.ClearHistory()
+	if len(b.history) != 0 {
+		t.Errorf("history 应清空, got %d", len(b.history))
+	}
+	if b.systemPrompt != "测试系统提示" {
+		t.Errorf("systemPrompt 应保留: %q", b.systemPrompt)
+	}
+}
diff --git a/internal/cli/cli.go b/internal/cli/cli.go
index 2cb41dc..9c36e3e 100644
--- a/internal/cli/cli.go
+++ b/internal/cli/cli.go
@@ -20,6 +20,26 @@ func New(b *bot.Bot, db *sql.DB) *Handler {
 	return &Handler{bot: b, db: db}
 }
 
+// saveSessionAndReset 将当前内存会话存档为新的会话行，并清空内存开启新对话。
+func (h *Handler) saveSessionAndReset() {
+	msgs := h.bot.SessionMessages()
+	if len(msgs) == 0 {
+		return
+	}
+	provider, model := h.bot.Current()
+	sess := &store.Session{
+		Provider: provider,
+		Model:    model,
+		Messages: msgs,
+	}
+	if _, err := store.SaveSession(h.db, sess); err != nil {
+		fmt.Printf("⚠️  保存会话失败: %v\n", err)
+		return
+	}
+	h.bot.ClearHistory()
+	fmt.Printf("💾 会话已存档 (%d 条消息)，已开启新对话\n", len(msgs))
+}
+
 func formatWindow(n int64) string {
 	switch {
 	case n <= 0:
@@ -63,7 +83,8 @@ func (h *Handler) Handle(input string) bool {
 		fmt.Println("  /effort <low|high|max>  设置思考强度")
 		fmt.Println("  /context           打印当前聊天上下文")
 		fmt.Println("  /tools             列出可用工具")
-		fmt.Println("  /dream             从对话中提取长期记忆")
+		fmt.Println("  /dream             从对话中提取长期记忆并开启新对话")
+		fmt.Println("  /forge             直接清空对话，不提取记忆不存档")
 		fmt.Println("  /memories          列出已提取的记忆")
 		fmt.Println("  /sessions          列出历史会话")
 		fmt.Println("  /session <id>      切换到历史会话，如 /session 3")
@@ -141,6 +162,7 @@ func (h *Handler) Handle(input string) bool {
 		}
 		if len(ms) == 0 {
 			fmt.Println("🧠 没有新的记忆")
+			h.saveSessionAndReset()
 			return true
 		}
 		if _, err := store.SaveMemories(h.db, ms); err != nil {
@@ -151,6 +173,10 @@ func (h *Handler) Handle(input string) bool {
 		for _, m := range ms {
 			fmt.Printf("  [%s %d] %s\n", m.Category, m.Importance, m.Content)
 		}
+		h.saveSessionAndReset()
+	case "/forge":
+		h.bot.ClearHistory()
+		fmt.Println("💬 会话已清空，已开启新对话")
 	case "/memories":
 		list, err := store.ListMemories(h.db)
 		if err != nil {
diff --git a/internal/cli/complete.go b/internal/cli/complete.go
index 2f855ac..41e1aba 100644
--- a/internal/cli/complete.go
+++ b/internal/cli/complete.go
@@ -2,7 +2,7 @@ package cli
 
 import "strings"
 
-var commands = []string{"/exit", "/quit", "/help", "/models", "/use", "/think", "/effort", "/context", "/tools", "/dream", "/memories", "/sessions", "/session", "/info"}
+var commands = []string{"/exit", "/quit", "/help", "/models", "/use", "/think", "/effort", "/context", "/tools", "/dream", "/forge", "/memories", "/sessions", "/session", "/info"}
 
 func Complete(line string, models []string) []string {
 	fields := strings.Fields(line)