diff --git a/internal/channels/discord/discord.go b/internal/channels/discord/discord.go
index d84c1cb3..2f3cd8a4 100644
--- a/internal/channels/discord/discord.go
+++ b/internal/channels/discord/discord.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"log/slog"
+	"strings"
 	"sync"
 	"time"
 
@@ -330,10 +331,14 @@ func (c *Channel) handleMessage(_ *discordgo.Session, m *discordgo.MessageCreate
 		c.placeholders.Store(m.ID, placeholder.ID)
 	}
 
+	// Strip bot @mention from content — it's just the trigger, not meaningful.
+	content = strings.ReplaceAll(content, "<@"+c.botUserID+">", "")
+	content = strings.TrimSpace(content)
+
 	// Build final content with group context.
 	finalContent := content
 	if peerKind == "group" {
-		annotated := fmt.Sprintf("[From: %s]\n%s", senderName, content)
+		annotated := fmt.Sprintf("[From: %s (<@%s>)]\n%s", senderName, senderID, content)
 		if c.historyLimit > 0 {
 			finalContent = c.groupHistory.BuildContext(channelID, annotated, c.historyLimit)
 		} else {
diff --git a/ui/web/src/pages/agents/summoning-modal.tsx b/ui/web/src/pages/agents/summoning-modal.tsx
index b127a062..5cb5c287 100644
--- a/ui/web/src/pages/agents/summoning-modal.tsx
+++ b/ui/web/src/pages/agents/summoning-modal.tsx
@@ -21,7 +21,6 @@ interface SummoningModalProps {
 const SUMMONING_FILES = [
   { name: "SOUL.md", label: "Soul & Personality" },
   { name: "IDENTITY.md", label: "Identity Card" },
-  { name: "AGENTS.md", label: "Operating Instructions" },
 ];
 
 export function SummoningModal({