diff --git a/extensions/signal/src/setup-surface.ts b/extensions/signal/src/setup-surface.ts
index f01dcc90874..f47bf04183d 100644
--- a/extensions/signal/src/setup-surface.ts
+++ b/extensions/signal/src/setup-surface.ts
@@ -8,8 +8,6 @@ import { listSignalAccountIds, resolveSignalAccount } from "./accounts.js";
 import { installSignalCli } from "./install-signal-cli.js";
 import {
   createSignalCliPathTextInput,
-  normalizeSignalAccountInput,
-  parseSignalAllowFromEntries,
   signalCompletionNote,
   signalDmPolicy,
   signalNumberTextInput,
@@ -86,5 +84,3 @@ export const signalSetupWizard: ChannelSetupWizard = {
   dmPolicy: signalDmPolicy,
   disable: (cfg) => setSetupChannelEnabled(cfg, channel, false),
 };
-
-export { normalizeSignalAccountInput, parseSignalAllowFromEntries };
diff --git a/scripts/canvas-a2ui-copy.ts b/scripts/canvas-a2ui-copy.ts
index 3d20df3dd31..36ed4fcaeec 100644
--- a/scripts/canvas-a2ui-copy.ts
+++ b/scripts/canvas-a2ui-copy.ts
@@ -4,13 +4,13 @@ import { fileURLToPath, pathToFileURL } from "node:url";
 
 const repoRoot = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
 
-export function getA2uiPaths(env = process.env) {
+function getA2uiPaths(env = process.env) {
   const srcDir = env.OPENCLAW_A2UI_SRC_DIR ?? path.join(repoRoot, "src", "canvas-host", "a2ui");
   const outDir = env.OPENCLAW_A2UI_OUT_DIR ?? path.join(repoRoot, "dist", "canvas-host", "a2ui");
   return { srcDir, outDir };
 }
 
-export function shouldSkipMissingA2uiAssets(env = process.env): boolean {
+function shouldSkipMissingA2uiAssets(env = process.env): boolean {
   return env.OPENCLAW_A2UI_SKIP_MISSING === "1" || Boolean(env.OPENCLAW_SPARSE_PROFILE);
 }
 
diff --git a/ui/src/ui/usage-helpers.ts b/ui/src/ui/usage-helpers.ts
index 42c0686612e..400898ed9e4 100644
--- a/ui/src/ui/usage-helpers.ts
+++ b/ui/src/ui/usage-helpers.ts
@@ -4,13 +4,13 @@ export type UsageQueryTerm = {
   raw: string;
 };
 
-export type UsageQueryResult<TSession> = {
+type UsageQueryResult<TSession> = {
   sessions: TSession[];
   warnings: string[];
 };
 
 // Minimal shape required for query filtering. The usage view's real session type contains more fields.
-export type UsageSessionQueryTarget = {
+type UsageSessionQueryTarget = {
   key: string;
   label?: string;
   sessionId?: string;
diff --git a/ui/src/ui/uuid.ts b/ui/src/ui/uuid.ts
index 019b7fd6105..c6c22282f03 100644
--- a/ui/src/ui/uuid.ts
+++ b/ui/src/ui/uuid.ts
@@ -1,4 +1,4 @@
-export type CryptoLike = {
+type CryptoLike = {
   randomUUID?: (() => string) | undefined;
   getRandomValues?: (<T extends Exclude<BufferSource, ArrayBuffer>>(array: T) => T) | undefined;
 };