diff --git a/docs/tools/plugin.md b/docs/tools/plugin.md
index a7c55626f1a..5336df574af 100644
--- a/docs/tools/plugin.md
+++ b/docs/tools/plugin.md
@@ -1148,12 +1148,14 @@ authoring plugins:
   intentionally exposes extension-facing helpers:
   `openclaw/plugin-sdk/acpx`, `openclaw/plugin-sdk/bluebubbles`,
   `openclaw/plugin-sdk/feishu`, `openclaw/plugin-sdk/googlechat`,
-  `openclaw/plugin-sdk/irc`, `openclaw/plugin-sdk/matrix`,
+  `openclaw/plugin-sdk/irc`, `openclaw/plugin-sdk/lobster`,
+  `openclaw/plugin-sdk/matrix`,
   `openclaw/plugin-sdk/mattermost`, `openclaw/plugin-sdk/memory-core`,
   `openclaw/plugin-sdk/minimax-portal-auth`,
   `openclaw/plugin-sdk/nextcloud-talk`, `openclaw/plugin-sdk/nostr`,
   `openclaw/plugin-sdk/synology-chat`, `openclaw/plugin-sdk/test-utils`,
   `openclaw/plugin-sdk/tlon`, `openclaw/plugin-sdk/twitch`,
+  `openclaw/plugin-sdk/voice-call`,
   `openclaw/plugin-sdk/zalo`, and `openclaw/plugin-sdk/zalouser`.
 
 ## Channel target resolution
diff --git a/package.json b/package.json
index 2a17025c18a..b9c04e44692 100644
--- a/package.json
+++ b/package.json
@@ -242,6 +242,10 @@
       "types": "./dist/plugin-sdk/irc.d.ts",
       "default": "./dist/plugin-sdk/irc.js"
     },
+    "./plugin-sdk/lobster": {
+      "types": "./dist/plugin-sdk/lobster.d.ts",
+      "default": "./dist/plugin-sdk/lobster.js"
+    },
     "./plugin-sdk/lazy-runtime": {
       "types": "./dist/plugin-sdk/lazy-runtime.d.ts",
       "default": "./dist/plugin-sdk/lazy-runtime.js"
@@ -290,6 +294,10 @@
       "types": "./dist/plugin-sdk/twitch.d.ts",
       "default": "./dist/plugin-sdk/twitch.js"
     },
+    "./plugin-sdk/voice-call": {
+      "types": "./dist/plugin-sdk/voice-call.d.ts",
+      "default": "./dist/plugin-sdk/voice-call.js"
+    },
     "./plugin-sdk/zalo": {
       "types": "./dist/plugin-sdk/zalo.d.ts",
       "default": "./dist/plugin-sdk/zalo.js"
diff --git a/scripts/lib/plugin-sdk-entrypoints.json b/scripts/lib/plugin-sdk-entrypoints.json
index cce8dfe895a..41a6875af2c 100644
--- a/scripts/lib/plugin-sdk-entrypoints.json
+++ b/scripts/lib/plugin-sdk-entrypoints.json
@@ -50,6 +50,7 @@
   "feishu",
   "googlechat",
   "irc",
+  "lobster",
   "lazy-runtime",
   "matrix",
   "mattermost",
@@ -62,6 +63,7 @@
   "test-utils",
   "tlon",
   "twitch",
+  "voice-call",
   "zalo",
   "zalouser",
   "account-helpers",
diff --git a/src/plugin-sdk/lobster.ts b/src/plugin-sdk/lobster.ts
index 968fcf2cae1..c6a2a413acc 100644
--- a/src/plugin-sdk/lobster.ts
+++ b/src/plugin-sdk/lobster.ts
@@ -1,5 +1,5 @@
-// Narrow plugin-sdk surface for the bundled lobster plugin.
-// Keep this list additive and scoped to symbols used under extensions/lobster.
+// Public Lobster plugin helpers.
+// Keep this surface narrow and limited to the Lobster workflow/tool contract.
 
 export { definePluginEntry } from "./core.js";
 export {
diff --git a/src/plugin-sdk/subpaths.test.ts b/src/plugin-sdk/subpaths.test.ts
index f3cd5537398..427b45458ef 100644
--- a/src/plugin-sdk/subpaths.test.ts
+++ b/src/plugin-sdk/subpaths.test.ts
@@ -23,6 +23,7 @@ import * as signalSdk from "openclaw/plugin-sdk/signal";
 import * as slackSdk from "openclaw/plugin-sdk/slack";
 import * as telegramSdk from "openclaw/plugin-sdk/telegram";
 import * as testingSdk from "openclaw/plugin-sdk/testing";
+import * as voiceCallSdk from "openclaw/plugin-sdk/voice-call";
 import * as whatsappSdk from "openclaw/plugin-sdk/whatsapp";
 import { describe, expect, expectTypeOf, it } from "vitest";
 import type { ChannelMessageActionContext } from "../channels/plugins/types.js";
@@ -48,14 +49,12 @@ const trimmedLegacyExtensionSubpaths = [
   "diagnostics-otel",
   "diffs",
   "llm-task",
-  "lobster",
   "memory-lancedb",
   "open-prose",
   "phone-control",
   "qwen-portal-auth",
   "talk-voice",
   "thread-ownership",
-  "voice-call",
 ] as const;
 
 const asExports = (mod: object) => mod as Record<string, unknown>;
@@ -73,6 +72,7 @@ const mattermostSdk = await import("openclaw/plugin-sdk/mattermost");
 const nextcloudTalkSdk = await import("openclaw/plugin-sdk/nextcloud-talk");
 const twitchSdk = await import("openclaw/plugin-sdk/twitch");
 const accountHelpersSdk = await import("openclaw/plugin-sdk/account-helpers");
+const lobsterSdk = await import("openclaw/plugin-sdk/lobster");
 
 describe("plugin-sdk subpath exports", () => {
   it("exports compat helpers", () => {
@@ -320,6 +320,16 @@ describe("plugin-sdk subpath exports", () => {
     expect(typeof acpxSdk.omitEnvKeysCaseInsensitive).toBe("function");
   });
 
+  it("exports Lobster helpers", async () => {
+    expect(typeof lobsterSdk.definePluginEntry).toBe("function");
+    expect(typeof lobsterSdk.materializeWindowsSpawnProgram).toBe("function");
+  });
+
+  it("exports Voice Call helpers", () => {
+    expect(typeof voiceCallSdk.definePluginEntry).toBe("function");
+    expect(typeof voiceCallSdk.resolveOpenAITtsInstructions).toBe("function");
+  });
+
   it("resolves bundled extension subpaths", async () => {
     for (const { id, load } of bundledExtensionSubpathLoaders) {
       const mod = await load();
diff --git a/src/plugin-sdk/voice-call.ts b/src/plugin-sdk/voice-call.ts
index b3f1a889f78..8e61959187f 100644
--- a/src/plugin-sdk/voice-call.ts
+++ b/src/plugin-sdk/voice-call.ts
@@ -1,5 +1,5 @@
-// Narrow plugin-sdk surface for the bundled voice-call plugin.
-// Keep this list additive and scoped to symbols used under extensions/voice-call.
+// Public Voice Call plugin helpers.
+// Keep this surface narrow and limited to the voice-call feature contract.
 
 export { definePluginEntry } from "./core.js";
 export {