diff --git a/src/agents/tools/discord-actions-guild.ts b/src/agents/tools/discord-actions-guild.ts
index fc08f34f0..26e21c82e 100644
--- a/src/agents/tools/discord-actions-guild.ts
+++ b/src/agents/tools/discord-actions-guild.ts
@@ -55,7 +55,7 @@ export async function handleDiscordGuildAction(
       const member = accountId
         ? await fetchMemberInfoDiscord(guildId, userId, { accountId })
         : await fetchMemberInfoDiscord(guildId, userId);
-      const presence = getPresence(userId);
+      const presence = getPresence(accountId, userId);
       const activities = presence?.activities ?? undefined;
       const status = presence?.status ?? undefined;
       return jsonResult({ ok: true, member, ...(presence ? { status, activities } : {}) });
diff --git a/src/discord/monitor/listeners.ts b/src/discord/monitor/listeners.ts
index 205270440..770ae6d6c 100644
--- a/src/discord/monitor/listeners.ts
+++ b/src/discord/monitor/listeners.ts
@@ -276,10 +276,12 @@ type PresenceUpdateEvent = Parameters<PresenceUpdateListener["handle"]>[0];
 
 export class DiscordPresenceListener extends PresenceUpdateListener {
   private logger?: Logger;
+  private accountId?: string;
 
-  constructor(logger?: Logger) {
+  constructor(params: { logger?: Logger; accountId?: string }) {
     super();
-    this.logger = logger;
+    this.logger = params.logger;
+    this.accountId = params.accountId;
   }
 
   async handle(data: PresenceUpdateEvent) {
@@ -289,7 +291,11 @@ export class DiscordPresenceListener extends PresenceUpdateListener {
           ? String(data.user.id)
           : undefined;
       if (!userId) return;
-      setPresence(userId, data as import("discord-api-types/v10").GatewayPresenceUpdate);
+      setPresence(
+        this.accountId,
+        userId,
+        data as import("discord-api-types/v10").GatewayPresenceUpdate,
+      );
     } catch (err) {
       const logger = this.logger ?? discordEventQueueLog;
       logger.error(danger(`discord presence handler failed: ${String(err)}`));
diff --git a/src/discord/monitor/presence-cache.ts b/src/discord/monitor/presence-cache.ts
index 1153f7be8..e112297e8 100644
--- a/src/discord/monitor/presence-cache.ts
+++ b/src/discord/monitor/presence-cache.ts
@@ -4,24 +4,49 @@ import type { GatewayPresenceUpdate } from "discord-api-types/v10";
  * In-memory cache of Discord user presence data.
  * Populated by PRESENCE_UPDATE gateway events when the GuildPresences intent is enabled.
  */
-const presenceCache = new Map<string, GatewayPresenceUpdate>();
+const presenceCache = new Map<string, Map<string, GatewayPresenceUpdate>>();
+
+function resolveAccountKey(accountId?: string): string {
+  return accountId ?? "default";
+}
 
 /** Update cached presence for a user. */
-export function setPresence(userId: string, data: GatewayPresenceUpdate): void {
-  presenceCache.set(userId, data);
+export function setPresence(
+  accountId: string | undefined,
+  userId: string,
+  data: GatewayPresenceUpdate,
+): void {
+  const accountKey = resolveAccountKey(accountId);
+  let accountCache = presenceCache.get(accountKey);
+  if (!accountCache) {
+    accountCache = new Map();
+    presenceCache.set(accountKey, accountCache);
+  }
+  accountCache.set(userId, data);
 }
 
 /** Get cached presence for a user. Returns undefined if not cached. */
-export function getPresence(userId: string): GatewayPresenceUpdate | undefined {
-  return presenceCache.get(userId);
+export function getPresence(
+  accountId: string | undefined,
+  userId: string,
+): GatewayPresenceUpdate | undefined {
+  return presenceCache.get(resolveAccountKey(accountId))?.get(userId);
 }
 
-/** Clear all cached presence data. */
-export function clearPresences(): void {
+/** Clear cached presence data. */
+export function clearPresences(accountId?: string): void {
+  if (accountId) {
+    presenceCache.delete(resolveAccountKey(accountId));
+    return;
+  }
   presenceCache.clear();
 }
 
 /** Get the number of cached presence entries. */
 export function presenceCacheSize(): number {
-  return presenceCache.size;
+  let total = 0;
+  for (const accountCache of presenceCache.values()) {
+    total += accountCache.size;
+  }
+  return total;
 }
diff --git a/src/discord/monitor/provider.ts b/src/discord/monitor/provider.ts
index 7cac6b79e..ed5299cf7 100644
--- a/src/discord/monitor/provider.ts
+++ b/src/discord/monitor/provider.ts
@@ -542,7 +542,10 @@ export async function monitorDiscordProvider(opts: MonitorDiscordOpts = {}) {
   );
 
   if (discordCfg.intents?.presence) {
-    registerDiscordListener(client.listeners, new DiscordPresenceListener(logger));
+    registerDiscordListener(
+      client.listeners,
+      new DiscordPresenceListener({ logger, accountId: account.accountId }),
+    );
     runtime.log?.("discord: GuildPresences intent enabled — presence listener registered");
   }