diff --git a/src/agents/pi-embedded-runner/cache-ttl.ts b/src/agents/pi-embedded-runner/cache-ttl.ts
index 2ac0227773c..85e02c08965 100644
--- a/src/agents/pi-embedded-runner/cache-ttl.ts
+++ b/src/agents/pi-embedded-runner/cache-ttl.ts
@@ -11,7 +11,7 @@ import { isGooglePromptCacheEligible } from "./prompt-cache-retention.js";
 
 type CustomEntryLike = { type?: unknown; customType?: unknown; data?: unknown };
 
-export const CACHE_TTL_CUSTOM_TYPE = "openclaw.cache-ttl";
+const CACHE_TTL_CUSTOM_TYPE = "openclaw.cache-ttl";
 
 export type CacheTtlEntryData = {
   timestamp: number;
diff --git a/src/agents/pi-embedded-runner/run/attempt-bootstrap-routing.ts b/src/agents/pi-embedded-runner/run/attempt-bootstrap-routing.ts
index 30def7cc3ec..141b2ec9d13 100644
--- a/src/agents/pi-embedded-runner/run/attempt-bootstrap-routing.ts
+++ b/src/agents/pi-embedded-runner/run/attempt-bootstrap-routing.ts
@@ -39,7 +39,7 @@ export function shouldStripBootstrapFromEmbeddedContext(_params: {
   return true;
 }
 
-export function resolveAttemptBootstrapRouting(
+function resolveAttemptBootstrapRouting(
   params: AttemptBootstrapRoutingInput,
 ): AttemptBootstrapRouting {
   const bootstrapMode = resolveBootstrapMode({
diff --git a/src/agents/pi-embedded-runner/run/attempt-stage-timing.ts b/src/agents/pi-embedded-runner/run/attempt-stage-timing.ts
index 1a1077aba5a..f9805cf66c1 100644
--- a/src/agents/pi-embedded-runner/run/attempt-stage-timing.ts
+++ b/src/agents/pi-embedded-runner/run/attempt-stage-timing.ts
@@ -14,8 +14,8 @@ export type EmbeddedRunStageTracker = {
   snapshot: () => EmbeddedRunStageSummary;
 };
 
-export const EMBEDDED_RUN_STAGE_WARN_TOTAL_MS = 10_000;
-export const EMBEDDED_RUN_STAGE_WARN_STAGE_MS = 5_000;
+const EMBEDDED_RUN_STAGE_WARN_TOTAL_MS = 10_000;
+const EMBEDDED_RUN_STAGE_WARN_STAGE_MS = 5_000;
 
 export function createEmbeddedRunStageTracker(options?: {
   now?: () => number;
diff --git a/src/agents/pi-embedded-runner/run/incomplete-turn.ts b/src/agents/pi-embedded-runner/run/incomplete-turn.ts
index 96a99502a03..736193206c7 100644
--- a/src/agents/pi-embedded-runner/run/incomplete-turn.ts
+++ b/src/agents/pi-embedded-runner/run/incomplete-turn.ts
@@ -390,7 +390,7 @@ export function resolveRunLivenessState(params: {
   return "working";
 }
 
-export function isReasoningOnlyAssistantTurn(message: unknown): boolean {
+function isReasoningOnlyAssistantTurn(message: unknown): boolean {
   if (!message || typeof message !== "object") {
     return false;
   }