diff --git a/src/routes/trackers/ai/bots/+page.server.ts b/src/routes/trackers/ai/bots/+page.server.ts
index 5906bed..36a0f4a 100644
--- a/src/routes/trackers/ai/bots/+page.server.ts
+++ b/src/routes/trackers/ai/bots/+page.server.ts
@@ -4,8 +4,9 @@ import type { PageServerLoad } from './$types';
 
 // Owner only: one row per Grok Bot agent, short summaries written by Daisy (no transcripts).
 export const load: PageServerLoad = async (event) => {
+	// cache-control comes from the ai layout (owner) and hooks.server.ts; setting it here too threw
+	// header_already_set (500) for the owner.
 	requireOwner(event);
-	event.setHeaders({ 'cache-control': 'private, no-store' });
 	return {
 		bots: await loadBots(),
 		now: Date.now(),
diff --git a/src/routes/trackers/ai/setup/+page.server.ts b/src/routes/trackers/ai/setup/+page.server.ts
index c12b2ca..aa74e00 100644
--- a/src/routes/trackers/ai/setup/+page.server.ts
+++ b/src/routes/trackers/ai/setup/+page.server.ts
@@ -15,8 +15,9 @@ import type { Actions, PageServerLoad, RequestEvent } from './$types';
 // Actions don't run the load, so each one checks the owner again (hooks.server.ts also 404s
 // this path for everyone else).
 export const load: PageServerLoad = async (event) => {
+	// No setHeaders here: the ai layout already sets cache-control for the owner (setting it
+	// twice throws), and hooks.server.ts adds private, no-store on owner-only paths.
 	requireOwner(event);
-	event.setHeaders({ 'cache-control': 'private, no-store' });
 	return {
 		providers: await loadSetup(),
 		now: Date.now(),
diff --git a/src/routes/trackers/ai/usage/+page.server.ts b/src/routes/trackers/ai/usage/+page.server.ts
index b3d4bbc..c008763 100644
--- a/src/routes/trackers/ai/usage/+page.server.ts
+++ b/src/routes/trackers/ai/usage/+page.server.ts
@@ -6,8 +6,9 @@ import type { Actions, PageServerLoad } from './$types';
 // Owner only: dated usage numbers per provider. Actions don't run the load, so each
 // action checks the owner again (hooks.server.ts also 404s this path for everyone else).
 export const load: PageServerLoad = async (event) => {
+	// cache-control comes from the ai layout (owner) and hooks.server.ts; setting it here too threw
+	// header_already_set (500) for the owner.
 	requireOwner(event);
-	event.setHeaders({ 'cache-control': 'private, no-store' });
 	return {
 		entries: await loadUsage(),
 		seo: { title: 'AI tracker · usage', description: 'My AI usage.', index: false }