diff --git a/extensions/discord/src/channel.ts b/extensions/discord/src/channel.ts
index 97c33185a0f..bbd86d997e6 100644
--- a/extensions/discord/src/channel.ts
+++ b/extensions/discord/src/channel.ts
@@ -98,6 +98,22 @@ function resolveRuntimeDiscordMessageActions() {
   }
 }
 
+function resolveOptionalDiscordRuntime() {
+  try {
+    return getDiscordRuntime();
+  } catch {
+    return null;
+  }
+}
+
+function resolveDiscordSend(deps?: { [channelId: string]: unknown }): DiscordSendFn {
+  return (
+    resolveOutboundSendDep<DiscordSendFn>(deps, "discord") ??
+    resolveOptionalDiscordRuntime()?.channel?.discord?.sendMessageDiscord ??
+    sendMessageDiscord
+  );
+}
+
 const discordMessageActions = {
   describeMessageTool: (
     ctx: Parameters<NonNullable<typeof discordMessageActionsImpl.describeMessageTool>>[0],
@@ -685,7 +701,7 @@ export const discordPlugin: ChannelPlugin<ResolvedDiscordAccount, DiscordProbe>
       attachedResults: {
         channel: "discord",
         sendText: async ({ cfg, to, text, accountId, deps, replyToId, silent }) => {
-          const send = resolveOutboundSendDep<DiscordSendFn>(deps, "discord") ?? sendMessageDiscord;
+          const send = resolveDiscordSend(deps);
           return await send(to, text, {
             verbose: false,
             cfg,
@@ -705,7 +721,7 @@ export const discordPlugin: ChannelPlugin<ResolvedDiscordAccount, DiscordProbe>
           replyToId,
           silent,
         }) => {
-          const send = resolveOutboundSendDep<DiscordSendFn>(deps, "discord") ?? sendMessageDiscord;
+          const send = resolveDiscordSend(deps);
           return await send(to, text, {
             verbose: false,
             cfg,
diff --git a/extensions/discord/src/runtime.ts b/extensions/discord/src/runtime.ts
index abbfa6c2302..0ab6e8e6d2c 100644
--- a/extensions/discord/src/runtime.ts
+++ b/extensions/discord/src/runtime.ts
@@ -3,6 +3,7 @@ import { createPluginRuntimeStore } from "openclaw/plugin-sdk/runtime-store";
 
 type DiscordChannelRuntime = {
   messageActions?: typeof import("./channel-actions.js").discordMessageActions;
+  sendMessageDiscord?: typeof import("./send.js").sendMessageDiscord;
 };
 
 export type DiscordRuntime = PluginRuntime & {
diff --git a/extensions/feishu/src/reply-dispatcher-runtime-api.ts b/extensions/feishu/src/reply-dispatcher-runtime-api.ts
index 7a26b9b6406..90a5b1b94e6 100644
--- a/extensions/feishu/src/reply-dispatcher-runtime-api.ts
+++ b/extensions/feishu/src/reply-dispatcher-runtime-api.ts
@@ -1,2 +1,7 @@
-export type { ClawdbotConfig, OutboundIdentity, ReplyPayload, RuntimeEnv } from "../runtime-api.js";
-export { createReplyPrefixContext } from "openclaw/plugin-sdk/feishu";
+export {
+  createReplyPrefixContext,
+  type ClawdbotConfig,
+  type OutboundIdentity,
+  type ReplyPayload,
+  type RuntimeEnv,
+} from "../runtime-api.js";
diff --git a/extensions/slack/src/channel.ts b/extensions/slack/src/channel.ts
index 5175e9a3cd5..2132d11d3d3 100644
--- a/extensions/slack/src/channel.ts
+++ b/extensions/slack/src/channel.ts
@@ -66,7 +66,7 @@ import {
   type ChannelPlugin,
   type OpenClawConfig,
 } from "./runtime-api.js";
-import { getSlackRuntime } from "./runtime.js";
+import { getOptionalSlackRuntime, getSlackRuntime } from "./runtime.js";
 import { fetchSlackScopes } from "./scopes.js";
 import { sendMessageSlack } from "./send.js";
 import { slackSetupAdapter } from "./setup-core.js";
@@ -96,6 +96,10 @@ function resolveSlackProbe() {
   return probeSlack;
 }
 
+function resolveSlackHandleAction() {
+  return getOptionalSlackRuntime()?.channel?.slack?.handleSlackAction ?? handleSlackAction;
+}
+
 // Select the appropriate Slack token for read/write operations.
 function getTokenForOperation(
   account: ResolvedSlackAccount,
@@ -364,7 +368,7 @@ export const slackPlugin: ChannelPlugin<ResolvedSlackAccount, SlackProbe> = crea
     },
     actions: createSlackActions(SLACK_CHANNEL, {
       invoke: async (action, cfg, toolContext) =>
-        await handleSlackAction(
+        await resolveSlackHandleAction()(
           action,
           cfg as OpenClawConfig,
           toolContext as SlackActionContext | undefined,
diff --git a/extensions/slack/src/runtime.ts b/extensions/slack/src/runtime.ts
index 7b623eaafb5..e0241e6c3a9 100644
--- a/extensions/slack/src/runtime.ts
+++ b/extensions/slack/src/runtime.ts
@@ -1,9 +1,20 @@
 import type { PluginRuntime } from "openclaw/plugin-sdk/core";
 import { createPluginRuntimeStore } from "openclaw/plugin-sdk/runtime-store";
 
+type SlackChannelRuntime = {
+  handleSlackAction?: typeof import("./action-runtime.js").handleSlackAction;
+};
+
+export type SlackRuntime = PluginRuntime & {
+  channel: PluginRuntime["channel"] & {
+    slack?: SlackChannelRuntime;
+  };
+};
+
 const {
   setRuntime: setSlackRuntime,
   clearRuntime: clearSlackRuntime,
+  tryGetRuntime: getOptionalSlackRuntime,
   getRuntime: getSlackRuntime,
-} = createPluginRuntimeStore<PluginRuntime>("Slack runtime not initialized");
-export { clearSlackRuntime, getSlackRuntime, setSlackRuntime };
+} = createPluginRuntimeStore<SlackRuntime>("Slack runtime not initialized");
+export { clearSlackRuntime, getOptionalSlackRuntime, getSlackRuntime, setSlackRuntime };