diff --git a/apps/web/components/chat/index.tsx b/apps/web/components/chat/index.tsx
index 68ae8bf4..aae5920b 100644
--- a/apps/web/components/chat/index.tsx
+++ b/apps/web/components/chat/index.tsx
@@ -48,7 +48,10 @@ import {
 import { SpaceSelector } from "@/components/space-selector"
 import { SuperLoader } from "../superloader"
 import { UserMessage } from "./message/user-message"
-import { AgentMessage } from "./message/agent-message"
+import {
+	AgentMessage,
+	isChatToolDisplayPartType,
+} from "./message/agent-message"
 import { ChatGraphContextRail } from "./chat-graph-context-rail"
 import { ChainOfThought } from "./input/chain-of-thought"
 import { useIsMobile } from "@hooks/use-mobile"
@@ -1147,16 +1150,14 @@ export function ChatSidebar({
 						}) => ({
 							id: m.id,
 							role: m.role,
-							// Keep memory retrieval tool outputs for display-only citations and graph highlights.
+							// Keep chat tool outputs that are meaningful to render after thread reload.
 							parts: (m.parts || []).filter(
 								(p) =>
 									p.type === "text" ||
 									p.type === "reasoning" ||
 									p.type === "source-url" ||
 									p.type === "source-document" ||
-									p.type === "tool-searchMemories" ||
-									p.type === "tool-recallContext" ||
-									p.type === "tool-discoverSpaces",
+									isChatToolDisplayPartType(p.type),
 							),
 							metadata: m.metadata,
 							createdAt: new Date(m.createdAt),
diff --git a/apps/web/components/chat/message/agent-message.tsx b/apps/web/components/chat/message/agent-message.tsx
index e353b759..035e8bb1 100644
--- a/apps/web/components/chat/message/agent-message.tsx
+++ b/apps/web/components/chat/message/agent-message.tsx
@@ -47,6 +47,9 @@ const TOOL_META: Record<string, { label: string; icon: typeof SearchIcon }> = {
 	searchMemories: { label: "Search Memories", icon: SearchIcon },
 	addMemory: { label: "Add Memory", icon: PlusIcon },
 	fetchMemory: { label: "Fetch Memory", icon: BookOpenIcon },
+	forgetMemory: { label: "Forget Memory", icon: XCircleIcon },
+	updateMemory: { label: "Update Memory", icon: BookOpenIcon },
+	forgetDocument: { label: "Forget Document", icon: XCircleIcon },
 	scheduleTask: { label: "Schedule Task", icon: ClockIcon },
 	listSchedules: { label: "List Schedules", icon: ListIcon },
 	cancelSchedule: { label: "Cancel Schedule", icon: XCircleIcon },
@@ -112,6 +115,17 @@ function isMemoryRetrievalToolName(toolName: string): boolean {
 	)
 }
 
+export function isChatToolDisplayPartType(type: string): boolean {
+	return (
+		type === "tool-searchMemories" ||
+		type === "tool-recallContext" ||
+		type === "tool-discoverSpaces" ||
+		type === "tool-forgetMemory" ||
+		type === "tool-updateMemory" ||
+		type === "tool-forgetDocument"
+	)
+}
+
 function CitationLink({
 	href,
 	label,