diff --git a/src/media-understanding/audio.test-helpers.ts b/src/media-understanding/audio.test-helpers.ts
index b6f7a09923d..aef58dafc5b 100644
--- a/src/media-understanding/audio.test-helpers.ts
+++ b/src/media-understanding/audio.test-helpers.ts
@@ -3,7 +3,7 @@ import { afterEach, beforeEach, vi } from "vitest";
 import * as ssrf from "../infra/net/ssrf.js";
 import { withFetchPreconnect } from "../test-utils/fetch-mock.js";
 
-export function resolveRequestUrl(input: RequestInfo | URL): string {
+function resolveRequestUrl(input: RequestInfo | URL): string {
   if (typeof input === "string") {
     return input;
   }
diff --git a/src/plugin-sdk/qa-runtime.test-helpers.ts b/src/plugin-sdk/qa-runtime.test-helpers.ts
index 4b01b9d6d0a..b48c15f26d3 100644
--- a/src/plugin-sdk/qa-runtime.test-helpers.ts
+++ b/src/plugin-sdk/qa-runtime.test-helpers.ts
@@ -33,7 +33,7 @@ export function makePrivateQaSourceRoot(tempDirs: string[], prefix: string): str
   return sourceRoot;
 }
 
-export function makeQaRuntimeSurface() {
+function makeQaRuntimeSurface() {
   return {
     defaultQaRuntimeModelForMode: vi.fn(),
     startQaLiveLaneGateway: vi.fn(),
diff --git a/src/plugins/bundle-mcp.test-support.ts b/src/plugins/bundle-mcp.test-support.ts
index 24cc8d0e9aa..ac6d3f38e64 100644
--- a/src/plugins/bundle-mcp.test-support.ts
+++ b/src/plugins/bundle-mcp.test-support.ts
@@ -20,7 +20,7 @@ export function createBundleMcpTempHarness() {
   };
 }
 
-export function resolveBundlePluginRoot(homeDir: string, pluginId: string) {
+function resolveBundlePluginRoot(homeDir: string, pluginId: string) {
   return path.join(homeDir, ".openclaw", "extensions", pluginId);
 }
 
diff --git a/src/plugins/hooks.test-helpers.ts b/src/plugins/hooks.test-helpers.ts
index 0cf63724e49..59e98655387 100644
--- a/src/plugins/hooks.test-helpers.ts
+++ b/src/plugins/hooks.test-helpers.ts
@@ -90,7 +90,7 @@ export function addTestHook(params: {
   } as PluginHookRegistration);
 }
 
-export function addTestHooks(
+function addTestHooks(
   registry: PluginRegistry,
   hooks: ReadonlyArray<{
     pluginId: string;
diff --git a/src/plugins/provider-runtime.test-support.ts b/src/plugins/provider-runtime.test-support.ts
index 02451b67da8..0cfead59d40 100644
--- a/src/plugins/provider-runtime.test-support.ts
+++ b/src/plugins/provider-runtime.test-support.ts
@@ -1,6 +1,6 @@
 import { expect } from "vitest";
 
-export const openaiCodexCatalogEntries = [
+const openaiCodexCatalogEntries = [
   { provider: "openai", id: "gpt-5.2", name: "GPT-5.2" },
   { provider: "openai", id: "gpt-5.2-pro", name: "GPT-5.2 Pro" },
   { provider: "openai", id: "gpt-5-mini", name: "GPT-5 mini" },
diff --git a/src/plugins/status.test-helpers.ts b/src/plugins/status.test-helpers.ts
index 8029caab4d1..420bbcea184 100644
--- a/src/plugins/status.test-helpers.ts
+++ b/src/plugins/status.test-helpers.ts
@@ -1,6 +1,6 @@
 import type { PluginLoadResult } from "./loader.js";
 import type { PluginRecord } from "./registry.js";
-import type { PluginCompatibilityNotice, PluginStatusReport } from "./status.js";
+import type { PluginCompatibilityNotice } from "./status.js";
 import type { PluginHookName } from "./types.js";
 
 export const LEGACY_BEFORE_AGENT_START_MESSAGE =
@@ -174,13 +174,3 @@ export function createPluginLoadResult(
     realtimeVoiceProviders: realtimeVoiceProviders ?? [],
   };
 }
-
-export function createPluginStatusReport(
-  overrides: Partial<PluginStatusReport> & Pick<PluginStatusReport, "plugins">,
-): PluginStatusReport {
-  const { workspaceDir, ...loadResultOverrides } = overrides;
-  return {
-    workspaceDir,
-    ...createPluginLoadResult(loadResultOverrides),
-  };
-}
diff --git a/src/plugins/test-helpers/cold-plugin-fixtures.ts b/src/plugins/test-helpers/cold-plugin-fixtures.ts
index 7c9dc79a967..23c3af2ef4d 100644
--- a/src/plugins/test-helpers/cold-plugin-fixtures.ts
+++ b/src/plugins/test-helpers/cold-plugin-fixtures.ts
@@ -2,7 +2,7 @@ import fs from "node:fs";
 import path from "node:path";
 import type { OpenClawConfig } from "../../config/types.openclaw.js";
 
-export type ColdPluginFixture = {
+type ColdPluginFixture = {
   authChoiceId: string;
   channelId: string;
   pluginId: string;
diff --git a/src/tasks/import-boundary.test-helpers.ts b/src/tasks/import-boundary.test-helpers.ts
index 96981bf27ef..e2ccbef967e 100644
--- a/src/tasks/import-boundary.test-helpers.ts
+++ b/src/tasks/import-boundary.test-helpers.ts
@@ -3,7 +3,7 @@ import path from "node:path";
 
 const TASK_ROOT = path.resolve(import.meta.dirname);
 
-export const TASK_BOUNDARY_SRC_ROOT = path.resolve(TASK_ROOT, "..");
+const TASK_BOUNDARY_SRC_ROOT = path.resolve(TASK_ROOT, "..");
 
 export function toTaskBoundaryRelativePath(file: string, root = TASK_BOUNDARY_SRC_ROOT): string {
   return path.relative(root, file).replaceAll(path.sep, "/");
diff --git a/src/test-helpers/network-interfaces.ts b/src/test-helpers/network-interfaces.ts
index aeab2bf4386..2ca9f8702b6 100644
--- a/src/test-helpers/network-interfaces.ts
+++ b/src/test-helpers/network-interfaces.ts
@@ -3,7 +3,7 @@ import type { NetworkInterfacesSnapshot } from "../infra/network-interfaces.js";
 
 type NetworkInterfaceEntry = NonNullable<ReturnType<typeof os.networkInterfaces>[string]>[number];
 
-export type NetworkInterfaceEntryInput = {
+type NetworkInterfaceEntryInput = {
   address: string;
   family: "IPv4" | "IPv6";
   internal?: boolean;