diff --git a/docs/start/framework/react/build-from-scratch.md b/docs/start/framework/react/build-from-scratch.md
index a0a04f06d4..6f099115c1 100644
--- a/docs/start/framework/react/build-from-scratch.md
+++ b/docs/start/framework/react/build-from-scratch.md
@@ -39,13 +39,16 @@ We highly recommend using TypeScript with TanStack Start. Create a `tsconfig.jso
     "module": "ESNext",
     "target": "ES2022",
     "skipLibCheck": true,
-    "strictNullChecks": true
+    "strictNullChecks": true,
+    "verbatimModuleSyntax": false
   }
 }
 ```
 
 > [!NOTE]
-> Enabling `verbatimModuleSyntax` can result in server bundles leaking into client bundles. It is recommended to keep this option disabled.
+> Enabling `verbatimModuleSyntax` can result in server-only code leaking into client bundles when types are imported from modules that also contain server-only code. It is recommended to keep this option disabled.
+>
+> TypeScript's compiler default is still `false`, but `tsc --init` (TypeScript 5.9+ and 6.0) generates `"verbatimModuleSyntax": true` as a recommended option. If you use `tsc --init`, explicitly set `"verbatimModuleSyntax": false` in your `tsconfig.json`.
 
 ## Install Dependencies
 
diff --git a/docs/start/framework/solid/build-from-scratch.md b/docs/start/framework/solid/build-from-scratch.md
index 5343f21e8b..7715079661 100644
--- a/docs/start/framework/solid/build-from-scratch.md
+++ b/docs/start/framework/solid/build-from-scratch.md
@@ -38,13 +38,16 @@ We highly recommend using TypeScript with TanStack Start. Create a `tsconfig.jso
     "module": "ESNext",
     "target": "ES2022",
     "skipLibCheck": true,
-    "strictNullChecks": true
+    "strictNullChecks": true,
+    "verbatimModuleSyntax": false
   }
 }
 ```
 
 > [!NOTE]
-> Enabling `verbatimModuleSyntax` can result in server bundles leaking into client bundles. It is recommended to keep this option disabled.
+> Enabling `verbatimModuleSyntax` can result in server-only code leaking into client bundles when types are imported from modules that also contain server-only code. It is recommended to keep this option disabled.
+>
+> TypeScript's compiler default is still `false`, but `tsc --init` (TypeScript 5.9+ and 6.0) generates `"verbatimModuleSyntax": true` as a recommended option. If you use `tsc --init`, explicitly set `"verbatimModuleSyntax": false` in your `tsconfig.json`.
 
 ## Install Dependencies
 
diff --git a/examples/react/start-counter/tsconfig.json b/examples/react/start-counter/tsconfig.json
index cef9369516..22ce35b408 100644
--- a/examples/react/start-counter/tsconfig.json
+++ b/examples/react/start-counter/tsconfig.json
@@ -10,6 +10,7 @@
     "isolatedModules": true,
     "resolveJsonModule": true,
     "skipLibCheck": true,
+    "verbatimModuleSyntax": false,
     "target": "ES2022",
     "allowJs": true,
     "forceConsistentCasingInFileNames": true,
diff --git a/examples/solid/start-counter/tsconfig.json b/examples/solid/start-counter/tsconfig.json
index 508ace2e17..fdee488ec1 100644
--- a/examples/solid/start-counter/tsconfig.json
+++ b/examples/solid/start-counter/tsconfig.json
@@ -11,6 +11,7 @@
     "isolatedModules": true,
     "resolveJsonModule": true,
     "skipLibCheck": true,
+    "verbatimModuleSyntax": false,
     "target": "ES2022",
     "allowJs": true,
     "forceConsistentCasingInFileNames": true,
diff --git a/packages/start-client-core/skills/start-core/SKILL.md b/packages/start-client-core/skills/start-core/SKILL.md
index 82481417bc..0b2f5fe543 100644
--- a/packages/start-client-core/skills/start-core/SKILL.md
+++ b/packages/start-client-core/skills/start-core/SKILL.md
@@ -172,7 +172,7 @@ plugins: [tanstackStart(), react()]
 
 ### 2. HIGH: Enabling verbatimModuleSyntax in tsconfig
 
-`verbatimModuleSyntax` causes server bundles to leak into client bundles. Keep it disabled.
+`verbatimModuleSyntax` causes server bundles to leak into client bundles. Keep it disabled. TypeScript's compiler default is still `false`, but `tsc --init` (TypeScript 5.9+ and 6.0) generates `"verbatimModuleSyntax": true` — explicitly set `"verbatimModuleSyntax": false` in `tsconfig.json`.
 
 ### 3. HIGH: Missing Scripts component in root route