diff --git a/docs/tools/plugin.md b/docs/tools/plugin.md
index a66579c9328..a7c55626f1a 100644
--- a/docs/tools/plugin.md
+++ b/docs/tools/plugin.md
@@ -1144,22 +1144,16 @@ authoring plugins:
 - `openclaw/plugin-sdk/whatsapp` for WhatsApp channel plugin types and shared channel-facing helpers. Built-in WhatsApp implementation internals stay private to the bundled extension.
 - `openclaw/plugin-sdk/line` for LINE channel plugins.
 - `openclaw/plugin-sdk/msteams` for the bundled Microsoft Teams plugin surface.
-- Bundled extension-specific subpaths are also available:
+- Additional bundled extension-specific subpaths remain available where OpenClaw
+  intentionally exposes extension-facing helpers:
   `openclaw/plugin-sdk/acpx`, `openclaw/plugin-sdk/bluebubbles`,
-  `openclaw/plugin-sdk/copilot-proxy`, `openclaw/plugin-sdk/device-pair`,
-  `openclaw/plugin-sdk/diagnostics-otel`, `openclaw/plugin-sdk/diffs`,
   `openclaw/plugin-sdk/feishu`, `openclaw/plugin-sdk/googlechat`,
-  `openclaw/plugin-sdk/irc`, `openclaw/plugin-sdk/llm-task`,
-  `openclaw/plugin-sdk/lobster`, `openclaw/plugin-sdk/matrix`,
+  `openclaw/plugin-sdk/irc`, `openclaw/plugin-sdk/matrix`,
   `openclaw/plugin-sdk/mattermost`, `openclaw/plugin-sdk/memory-core`,
-  `openclaw/plugin-sdk/memory-lancedb`,
   `openclaw/plugin-sdk/minimax-portal-auth`,
   `openclaw/plugin-sdk/nextcloud-talk`, `openclaw/plugin-sdk/nostr`,
-  `openclaw/plugin-sdk/open-prose`, `openclaw/plugin-sdk/phone-control`,
-  `openclaw/plugin-sdk/qwen-portal-auth`, `openclaw/plugin-sdk/synology-chat`,
-  `openclaw/plugin-sdk/talk-voice`, `openclaw/plugin-sdk/test-utils`,
-  `openclaw/plugin-sdk/thread-ownership`, `openclaw/plugin-sdk/tlon`,
-  `openclaw/plugin-sdk/twitch`, `openclaw/plugin-sdk/voice-call`,
+  `openclaw/plugin-sdk/synology-chat`, `openclaw/plugin-sdk/test-utils`,
+  `openclaw/plugin-sdk/tlon`, `openclaw/plugin-sdk/twitch`,
   `openclaw/plugin-sdk/zalo`, and `openclaw/plugin-sdk/zalouser`.
 
 ## Channel target resolution
diff --git a/extensions/acpx/src/runtime-internals/process.ts b/extensions/acpx/src/runtime-internals/process.ts
index 4e2aa38a6d4..48e0bf274f2 100644
--- a/extensions/acpx/src/runtime-internals/process.ts
+++ b/extensions/acpx/src/runtime-internals/process.ts
@@ -5,14 +5,14 @@ import type {
   WindowsSpawnProgram,
   WindowsSpawnProgramCandidate,
   WindowsSpawnResolution,
-} from "../runtime-api.js";
+} from "../../runtime-api.js";
 import {
   applyWindowsSpawnProgramPolicy,
   listKnownProviderAuthEnvVarNames,
   materializeWindowsSpawnProgram,
   omitEnvKeysCaseInsensitive,
   resolveWindowsSpawnProgramCandidate,
-} from "../runtime-api.js";
+} from "../../runtime-api.js";
 
 export type SpawnExit = {
   code: number | null;
diff --git a/extensions/google/media-understanding-provider.ts b/extensions/google/media-understanding-provider.ts
index 73561b73ea3..7a6a519f8bc 100644
--- a/extensions/google/media-understanding-provider.ts
+++ b/extensions/google/media-understanding-provider.ts
@@ -10,7 +10,7 @@ import {
   type VideoDescriptionRequest,
   type VideoDescriptionResult,
 } from "openclaw/plugin-sdk/media-understanding";
-import { normalizeGoogleModelId, parseGeminiAuth } from "../runtime-api.js";
+import { normalizeGoogleModelId, parseGeminiAuth } from "./runtime-api.js";
 
 export const DEFAULT_GOOGLE_AUDIO_BASE_URL = "https://generativelanguage.googleapis.com/v1beta";
 export const DEFAULT_GOOGLE_VIDEO_BASE_URL = "https://generativelanguage.googleapis.com/v1beta";