diff --git a/pkg/interface/src/logic/api/hark.ts b/pkg/interface/src/logic/api/hark.ts
index c84b31f40..a4b5455bf 100644
--- a/pkg/interface/src/logic/api/hark.ts
+++ b/pkg/interface/src/logic/api/hark.ts
@@ -2,6 +2,7 @@ import BaseApi from "./base";
 import { StoreState } from "../store/type";
 import { dateToDa, decToUd } from "../lib/util";
 import {NotifIndex} from "~/types";
+import { BigInteger } from 'big-integer';
 
 export class HarkApi extends BaseApi<StoreState> {
   private harkAction(action: any): Promise<any> {
@@ -15,6 +16,10 @@ export class HarkApi extends BaseApi<StoreState> {
   private groupHookAction(action: any) {
     return this.action("hark-group-hook", "hark-group-hook-action", action);
   }
+  
+  private chatHookAction(action: any) {
+    return this.action("hark-chat-hook", "hark-chat-hook-action", action);
+  }
 
   private actOnNotification(frond: string, intTime: BigInteger, index: NotifIndex) {
     const time = decToUd(intTime.toString());
@@ -26,10 +31,6 @@ export class HarkApi extends BaseApi<StoreState> {
     });
   }
 
-  private graphHookAction(action: any) {
-    return this.action("hark-graph-hook", "hark-graph-hook-action", action);
-  }
-
   setMentions(mentions: boolean) {
     return this.graphHookAction({
       'set-mentions': mentions
@@ -73,6 +74,9 @@ export class HarkApi extends BaseApi<StoreState> {
       const { group } = index.group;
       return this.ignoreGroup(group);
     }
+    if('chat' in index) {
+      return this.ignoreChat(index.chat);
+    }
     return Promise.resolve();
   }
 
@@ -83,6 +87,9 @@ export class HarkApi extends BaseApi<StoreState> {
     if('group' in index) {
       return this.listenGroup(index.group.group);
     }
+    if('chat' in index) {
+      return this.listenChat(index.chat);
+    }
     return Promise.resolve();
   }
 
@@ -98,6 +105,12 @@ export class HarkApi extends BaseApi<StoreState> {
     })
   }
 
+  ignoreChat(chat: string) {
+    return this.chatHookAction({
+      ignore: chat
+    });
+  }
+
 
   listenGroup(group: string) {
     return this.groupHookAction({
@@ -111,6 +124,12 @@ export class HarkApi extends BaseApi<StoreState> {
     })
   }
 
+  listenChat(chat: string) {
+    return this.chatHookAction({
+      listen: chat
+    });
+  }
+
   async getTimeSubset(start?: Date, end?: Date) {
     const s = start ? dateToDa(start) : "-";
     const e = end ? dateToDa(end) : "-";
diff --git a/pkg/interface/src/logic/reducers/hark-update.ts b/pkg/interface/src/logic/reducers/hark-update.ts
index 162752216..2aba37ad9 100644
--- a/pkg/interface/src/logic/reducers/hark-update.ts
+++ b/pkg/interface/src/logic/reducers/hark-update.ts
@@ -1,6 +1,5 @@
 import {
   Notifications,
-  Notification,
   NotifIndex,
   NotificationGraphConfig,
   GroupNotificationsConfig,
@@ -14,6 +13,7 @@ type HarkState = {
   notificationsCount: number;
   notificationsGraphConfig: NotificationGraphConfig;
   notificationsGroupConfig: GroupNotificationsConfig;
+  notificationsChatConfig: string[];
 };
 
 export const HarkReducer = (json: any, state: HarkState) => {
@@ -36,8 +36,39 @@ export const HarkReducer = (json: any, state: HarkState) => {
     groupListen(groupHookData, state);
     groupIgnore(groupHookData, state);
   }
+
+  const chatHookData = _.get(json, "hark-chat-hook-update", false);
+  if(chatHookData) {
+
+    chatInitial(chatHookData, state);
+    chatListen(chatHookData, state);
+    chatIgnore(chatHookData, state);
+
+  }
 };
 
+function chatInitial(json: any, state: HarkState) {
+  const data = _.get(json, "initial", false);
+  if (data) {
+    state.notificationsChatConfig = data;
+  }
+}
+
+
+function chatListen(json: any, state: HarkState) {
+  const data = _.get(json, "listen", false);
+  if (data) {
+    state.notificationsChatConfig = [...state.notificationsChatConfig, data];
+  }
+}
+
+function chatIgnore(json: any, state: HarkState) {
+  const data = _.get(json, "ignore", false);
+  if (data) {
+    state.notificationsChatConfig = state.notificationsChatConfig.filter(x => x !== data);
+  }
+}
+
 function groupInitial(json: any, state: HarkState) {
   const data = _.get(json, "initial", false);
   if (data) {
@@ -177,6 +208,8 @@ function notifIdxEqual(a: NotifIndex, b: NotifIndex) {
       a.group.group === b.group.group &&
       a.group.description === b.group.description
     );
+  } else if ("chat" in a && "chat" in b) {
+    return a.chat === b.chat;
   }
   return false;
 }
diff --git a/pkg/interface/src/logic/store/store.ts b/pkg/interface/src/logic/store/store.ts
index 2d042c4b1..90c963709 100644
--- a/pkg/interface/src/logic/store/store.ts
+++ b/pkg/interface/src/logic/store/store.ts
@@ -100,6 +100,7 @@ export default class GlobalStore extends BaseStore<StoreState> {
       notifications: new BigIntOrderedMap<Timebox>(),
       archivedNotifications: new BigIntOrderedMap<Timebox>(),
       notificationsGroupConfig: [],
+      notificationsChatConfig: [],
       notificationsGraphConfig: {
         watchOnSelf: false,
         mentions: false,
diff --git a/pkg/interface/src/logic/store/type.ts b/pkg/interface/src/logic/store/type.ts
index 568bdaef2..75a5c5a7d 100644
--- a/pkg/interface/src/logic/store/type.ts
+++ b/pkg/interface/src/logic/store/type.ts
@@ -62,6 +62,7 @@ export interface StoreState {
   notifications: Notifications;
   notificationsGraphConfig: NotificationGraphConfig;
   notificationsGroupConfig: GroupNotificationsConfig;
+  notificationsChatConfig: string[];
   notificationsCount: number,
   doNotDisturb: boolean;
 }
diff --git a/pkg/interface/src/logic/subscription/global.ts b/pkg/interface/src/logic/subscription/global.ts
index 0192d8c73..4e6d6e1e9 100644
--- a/pkg/interface/src/logic/subscription/global.ts
+++ b/pkg/interface/src/logic/subscription/global.ts
@@ -54,6 +54,7 @@ export default class GlobalSubscription extends BaseSubscription<StoreState> {
     this.subscribe('/updates', 'hark-store');
     this.subscribe('/updates', 'hark-graph-hook');
     this.subscribe('/updates', 'hark-group-hook');
+    this.subscribe('/updates', 'hark-chat-hook');
   }
 
   restart() {
diff --git a/pkg/interface/src/types/hark-update.ts b/pkg/interface/src/types/hark-update.ts
index 66f02f570..5549a0538 100644
--- a/pkg/interface/src/types/hark-update.ts
+++ b/pkg/interface/src/types/hark-update.ts
@@ -2,6 +2,7 @@ import _ from "lodash";
 import { Post } from "./graph-update";
 import { GroupUpdate } from "./group-update";
 import { BigIntOrderedMap } from "~/logic/lib/BigIntOrderedMap";
+import { Envelope } from './chat-update';
 
 type GraphNotifDescription = "link" | "comment";
 
@@ -17,17 +18,23 @@ export interface GroupNotifIndex {
   description: string;
 }
 
+export type ChatNotifIndex = string;
+
 export type NotifIndex =
   | { graph: GraphNotifIndex }
-  | { group: GroupNotifIndex };
+  | { group: GroupNotifIndex }
+  | { chat: ChatNotifIndex };
 
 export type GraphNotificationContents = Post[];
 
 export type GroupNotificationContents = GroupUpdate[];
 
+export type ChatNotificationContents = Envelope[];
+
 export type NotificationContents =
   | { graph: GraphNotificationContents }
-  | { group: GroupNotificationContents };
+  | { group: GroupNotificationContents }
+  | { chat: ChatNotificationContents };
 
 interface Notification {
   read: boolean;