diff --git a/client/src/components/Chat/Menus/Endpoints/ModelSelectorContext.tsx b/client/src/components/Chat/Menus/Endpoints/ModelSelectorContext.tsx
index 26d476e85d84..26462fc1b5b4 100644
--- a/client/src/components/Chat/Menus/Endpoints/ModelSelectorContext.tsx
+++ b/client/src/components/Chat/Menus/Endpoints/ModelSelectorContext.tsx
@@ -27,6 +27,7 @@ type ModelSelectorContextType = {
   agentsMap: t.TAgentsMap | undefined;
   assistantsMap: t.TAssistantsMap | undefined;
   endpointsConfig: t.TEndpointsConfig;
+  hideBaseModels: boolean;
 
   // Functions
   endpointRequiresUserKey: (endpoint: string) => boolean;
@@ -209,6 +210,8 @@ export function ModelSelectorProvider({ children, startupConfig }: ModelSelector
     });
   };
 
+  const hideBaseModels = startupConfig?.modelSpecs?.hideBaseModels ?? false;
+
   const value = {
     // State
     searchValue,
@@ -221,6 +224,7 @@ export function ModelSelectorProvider({ children, startupConfig }: ModelSelector
     assistantsMap,
     mappedEndpoints,
     endpointsConfig,
+    hideBaseModels,
 
     // Functions
     handleSelectSpec,
diff --git a/client/src/components/Chat/Menus/Endpoints/components/EndpointItem.tsx b/client/src/components/Chat/Menus/Endpoints/components/EndpointItem.tsx
index 8b7c4f84860f..5c3cc6240fb7 100644
--- a/client/src/components/Chat/Menus/Endpoints/components/EndpointItem.tsx
+++ b/client/src/components/Chat/Menus/Endpoints/components/EndpointItem.tsx
@@ -86,6 +86,7 @@ export function EndpointItem({ endpoint, endpointIndex }: EndpointItemProps) {
     assistantsMap,
     modelSpecs,
     selectedValues,
+    hideBaseModels,
     handleOpenKeyDialog,
     handleSelectEndpoint,
     endpointSearchValues,
@@ -173,23 +174,24 @@ export function EndpointItem({ endpoint, endpointIndex }: EndpointItemProps) {
             {endpointSpecs.map((spec: TModelSpec) => (
               <ModelSpecItem key={spec.name} spec={spec} isSelected={selectedSpec === spec.name} />
             ))}
-            {/* Render endpoint models */}
-            {filteredModels
-              ? renderEndpointModels(
-                  endpoint,
-                  endpoint.models || [],
-                  selectedModel,
-                  filteredModels,
-                  endpointIndex,
-                )
-              : endpoint.models &&
-                renderEndpointModels(
-                  endpoint,
-                  endpoint.models,
-                  selectedModel,
-                  undefined,
-                  endpointIndex,
-                )}
+            {/* Render endpoint models (hidden when hideBaseModels is enabled and there are specs for this endpoint) */}
+            {!(hideBaseModels && endpointSpecs.length > 0) &&
+              (filteredModels
+                ? renderEndpointModels(
+                    endpoint,
+                    endpoint.models || [],
+                    selectedModel,
+                    filteredModels,
+                    endpointIndex,
+                  )
+                : endpoint.models &&
+                  renderEndpointModels(
+                    endpoint,
+                    endpoint.models,
+                    selectedModel,
+                    undefined,
+                    endpointIndex,
+                  ))}
           </>
         )}
       </Menu>
diff --git a/librechat.example.yaml b/librechat.example.yaml
index a7ab9ee05432..5454edd74eb9 100644
--- a/librechat.example.yaml
+++ b/librechat.example.yaml
@@ -453,6 +453,9 @@ endpoints:
 # - Only needs to be set on one spec per group (first one is used)
 # - Can be a URL or a built-in endpoint key (e.g., "openAI", "anthropic", "groq")
 # modelSpecs:
+#   enforce: false # If true, only model specs can be used, not base models
+#   prioritize: true # If true, model specs are shown before base models
+#   hideBaseModels: false # If true, hides base models when specs exist for an endpoint
 #   list:
 #     # Example 1: Nested under an endpoint (grouped with openAI endpoint)
 #     - name: "gpt-4o"
diff --git a/packages/data-provider/specs/models.spec.ts b/packages/data-provider/specs/models.spec.ts
new file mode 100644
index 000000000000..c4473de5ac8c
--- /dev/null
+++ b/packages/data-provider/specs/models.spec.ts
@@ -0,0 +1,62 @@
+import { specsConfigSchema } from '../src/models';
+import { EModelEndpoint } from '../src/schemas';
+
+describe('specsConfigSchema', () => {
+  const validModelSpec = {
+    name: 'test-model',
+    label: 'Test Model',
+    preset: {
+      endpoint: EModelEndpoint.openAI,
+    },
+  };
+
+  describe('hideBaseModels option', () => {
+    it('should default hideBaseModels to false when not provided', () => {
+      const config = {
+        list: [validModelSpec],
+      };
+
+      const result = specsConfigSchema.safeParse(config);
+      expect(result.success).toBe(true);
+      if (result.success) {
+        expect(result.data.hideBaseModels).toBe(false);
+      }
+    });
+
+    it('should accept hideBaseModels: true', () => {
+      const config = {
+        hideBaseModels: true,
+        list: [validModelSpec],
+      };
+
+      const result = specsConfigSchema.safeParse(config);
+      expect(result.success).toBe(true);
+      if (result.success) {
+        expect(result.data.hideBaseModels).toBe(true);
+      }
+    });
+
+    it('should accept hideBaseModels: false', () => {
+      const config = {
+        hideBaseModels: false,
+        list: [validModelSpec],
+      };
+
+      const result = specsConfigSchema.safeParse(config);
+      expect(result.success).toBe(true);
+      if (result.success) {
+        expect(result.data.hideBaseModels).toBe(false);
+      }
+    });
+
+    it('should reject hideBaseModels with non-boolean value', () => {
+      const config = {
+        hideBaseModels: 'yes',
+        list: [validModelSpec],
+      };
+
+      const result = specsConfigSchema.safeParse(config);
+      expect(result.success).toBe(false);
+    });
+  });
+});
diff --git a/packages/data-provider/src/models.ts b/packages/data-provider/src/models.ts
index 3c3c19766015..8b916fd2c87f 100644
--- a/packages/data-provider/src/models.ts
+++ b/packages/data-provider/src/models.ts
@@ -60,6 +60,7 @@ export const tModelSpecSchema = z.object({
 export const specsConfigSchema = z.object({
   enforce: z.boolean().default(false),
   prioritize: z.boolean().default(true),
+  hideBaseModels: z.boolean().default(false),
   list: z.array(tModelSpecSchema).min(1),
   addedEndpoints: z.array(z.union([z.string(), eModelEndpointSchema])).optional(),
 });