diff --git a/src/components/ApiReference/openapi.ts b/src/components/ApiReference/openapi.ts
index 42705b081a..9e837d3fca 100644
--- a/src/components/ApiReference/openapi.ts
+++ b/src/components/ApiReference/openapi.ts
@@ -168,6 +168,7 @@ export const TAG_LABELS: Record<string, string> = {
   merge_queue: 'Merge Queue',
   pull_requests: 'Pull Requests',
   ci_insights: 'CI Insights',
+  test_insights: 'Test Insights',
 };
 
 // Tag descriptions for sub-page intros
@@ -182,6 +183,7 @@ export const TAG_DESCRIPTIONS: Record<string, string> = {
   merge_queue: 'Control merge queue state — pause, unpause, and inspect status.',
   pull_requests: 'Push scopes and other per-pull-request data to Mergify.',
   ci_insights: 'Access data from CI Insights.',
+  test_insights: 'Access data from Test Insights.',
 };
 
 export function humanizeTag(tag: string): string {
diff --git a/src/content/navItems.tsx b/src/content/navItems.tsx
index ade063a136..cccc5c2875 100644
--- a/src/content/navItems.tsx
+++ b/src/content/navItems.tsx
@@ -357,7 +357,7 @@ const navItems: NavItem[] = [
           { title: 'Event Logs', path: '/api/eventlogs' },
           { title: 'Badges', path: '/api/badges' },
           { title: 'Scheduled Freeze', path: '/api/scheduled-freeze' },
-          { title: 'CI Insights', path: '/api/ci-insights' },
+          { title: 'Test Insights', path: '/api/test-insights' },
         ],
       },
     ],