diff --git a/apps/storybook/stories/claw/AutoModelPicker.stories.tsx b/apps/storybook/stories/claw/AutoModelPicker.stories.tsx
index f1faf78823..6f03aa1308 100644
--- a/apps/storybook/stories/claw/AutoModelPicker.stories.tsx
+++ b/apps/storybook/stories/claw/AutoModelPicker.stories.tsx
@@ -5,8 +5,9 @@ import type { ModelOption } from '@/components/shared/ModelCombobox';
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
 
 const SAMPLE_MODELS: ModelOption[] = [
-  { id: 'kilo-auto/frontier', name: 'Auto Frontier' },
-  { id: 'kilo-auto/balanced', name: 'Auto Balanced' },
+  { id: 'kilo-auto/efficient', name: 'Auto Efficient' },
+  { id: 'kilo-auto/frontier', name: 'Auto Frontier (deprecated)' },
+  { id: 'kilo-auto/balanced', name: 'Auto Balanced (deprecated)' },
   { id: 'anthropic/claude-opus-4.6', name: 'Anthropic: Claude Opus 4.6' },
   { id: 'anthropic/claude-sonnet-4.5', name: 'Anthropic: Claude Sonnet 4.5' },
   { id: 'openai/gpt-5.2', name: 'OpenAI: GPT-5.2' },
@@ -22,7 +23,7 @@ const meta: Meta<typeof AutoModelPicker> = {
   },
   args: {
     models: SAMPLE_MODELS,
-    value: 'kilo-auto/frontier',
+    value: 'kilo-auto/efficient',
   },
   decorators: [
     Story => (
@@ -48,13 +49,13 @@ const meta: Meta<typeof AutoModelPicker> = {
 export default meta;
 type Story = StoryObj<typeof meta>;
 
-export const FrontierSelected: Story = {
+export const EfficientSelected: Story = {
   args: {
-    value: 'kilo-auto/frontier',
+    value: 'kilo-auto/efficient',
   },
 };
 
-export const BalancedSelected: Story = {
+export const DeprecatedBalancedSelected: Story = {
   args: {
     value: 'kilo-auto/balanced',
   },
diff --git a/apps/web/src/app/(app)/claw/components/AutoModelPicker.tsx b/apps/web/src/app/(app)/claw/components/AutoModelPicker.tsx
index 42f071a2e9..986a0ea782 100644
--- a/apps/web/src/app/(app)/claw/components/AutoModelPicker.tsx
+++ b/apps/web/src/app/(app)/claw/components/AutoModelPicker.tsx
@@ -1,13 +1,13 @@
 'use client';
 
 import { useMemo, useState } from 'react';
-import { CheckCircle2, ChevronDown, Scale, Zap } from 'lucide-react';
+import { CheckCircle2, ChevronDown, Scale } from 'lucide-react';
 import { Collapsible, CollapsibleContent, CollapsibleTrigger } from '@/components/ui/collapsible';
 import { ModelCombobox, type ModelOption } from '@/components/shared/ModelCombobox';
 import { cn } from '@/lib/utils';
-import { KILO_AUTO_BALANCED_MODEL, KILO_AUTO_FRONTIER_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL } from '@/lib/ai-gateway/auto-model';
 
-const AUTO_CARD_MODEL_IDS = new Set([KILO_AUTO_FRONTIER_MODEL.id, KILO_AUTO_BALANCED_MODEL.id]);
+const AUTO_CARD_MODEL_IDS = new Set([KILO_AUTO_EFFICIENT_MODEL.id]);
 
 type CostLevel = 0 | 1 | 2 | 3;
 type PerformanceLevel = 1 | 2 | 3;
@@ -16,7 +16,7 @@ type AutoModelCard = {
   id: string;
   label: string;
   description: string;
-  icon: typeof Zap;
+  icon: typeof Scale;
   iconBg: string;
   iconColor: string;
   cost: CostLevel;
@@ -26,24 +26,13 @@ type AutoModelCard = {
 
 const autoModelCards: AutoModelCard[] = [
   {
-    id: KILO_AUTO_FRONTIER_MODEL.id,
-    label: 'Frontier',
-    description: KILO_AUTO_FRONTIER_MODEL.description,
-    icon: Zap,
-    iconBg: 'bg-purple-500/20',
-    iconColor: 'text-purple-400',
-    cost: 3,
-    performance: 3,
-    performanceDotColor: 'bg-purple-400',
-  },
-  {
-    id: KILO_AUTO_BALANCED_MODEL.id,
-    label: 'Balanced',
-    description: KILO_AUTO_BALANCED_MODEL.description,
+    id: KILO_AUTO_EFFICIENT_MODEL.id,
+    label: 'Efficient',
+    description: KILO_AUTO_EFFICIENT_MODEL.description,
     icon: Scale,
     iconBg: 'bg-blue-500/20',
     iconColor: 'text-blue-400',
-    cost: 2,
+    cost: 1,
     performance: 2,
     performanceDotColor: 'bg-blue-400',
   },
@@ -129,7 +118,7 @@ export function AutoModelPicker({
           <legend className="text-muted-foreground pr-2 text-xs font-semibold tracking-wider uppercase">
             Kilo Auto
           </legend>
-          <div className="grid grid-cols-1 gap-3 sm:grid-cols-2">
+          <div className="grid grid-cols-1 gap-3">
             {availableAutoCards.map(card => {
               const selected = value === card.id;
               const Icon = card.icon;
diff --git a/apps/web/src/app/(app)/claw/components/ClawOnboardingFlow.tsx b/apps/web/src/app/(app)/claw/components/ClawOnboardingFlow.tsx
index 22de455706..3ab1880760 100644
--- a/apps/web/src/app/(app)/claw/components/ClawOnboardingFlow.tsx
+++ b/apps/web/src/app/(app)/claw/components/ClawOnboardingFlow.tsx
@@ -6,7 +6,7 @@ import { usePathname, useRouter, useSearchParams } from 'next/navigation';
 import { useFeatureFlagVariantKey, usePostHog } from 'posthog-js/react';
 import { toast } from 'sonner';
 import { Loader2, TriangleAlert, X } from 'lucide-react';
-import { KILO_AUTO_BALANCED_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL } from '@/lib/ai-gateway/auto-model';
 import type { KiloClawDashboardStatus } from '@/lib/kiloclaw/types';
 import { controllerVersionOk, gatewayStatusOk } from '@/lib/kiloclaw/types';
 import { useKiloClawGatewayStatus, useKiloClawMutations } from '@/hooks/useKiloClaw';
@@ -443,20 +443,20 @@ function ClawOnboardingFlowInner({
 
   function provisionInstance(userLocation?: string) {
     posthog?.capture('claw_create_instance_clicked', {
-      selected_model: KILO_AUTO_BALANCED_MODEL.id,
+      selected_model: KILO_AUTO_EFFICIENT_MODEL.id,
     });
     handleCreateFlowStarted();
 
     mutations.provision.mutate(
       {
-        kilocodeDefaultModel: `kilocode/${KILO_AUTO_BALANCED_MODEL.id}`,
+        kilocodeDefaultModel: `kilocode/${KILO_AUTO_EFFICIENT_MODEL.id}`,
         userTimezone: getBrowserTimeZone(),
         ...(userLocation ? { userLocation } : undefined),
       },
       {
         onError: err => {
           posthog?.capture('claw_setup_provision_failed', {
-            selected_model: KILO_AUTO_BALANCED_MODEL.id,
+            selected_model: KILO_AUTO_EFFICIENT_MODEL.id,
             reason: 'provision_request_failed',
           });
           handleCreateFlowFailed();
diff --git a/apps/web/src/app/api/defaults/route.ts b/apps/web/src/app/api/defaults/route.ts
index 71671b513d..b1fdb9b837 100644
--- a/apps/web/src/app/api/defaults/route.ts
+++ b/apps/web/src/app/api/defaults/route.ts
@@ -1,5 +1,5 @@
 import { NextResponse } from 'next/server';
-import { KILO_AUTO_BALANCED_MODEL, KILO_AUTO_FREE_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL, KILO_AUTO_FREE_MODEL } from '@/lib/ai-gateway/auto-model';
 
 type DefaultsResponse = {
   defaultModel: string;
@@ -8,7 +8,7 @@ type DefaultsResponse = {
 
 export async function GET(): Promise<NextResponse<DefaultsResponse>> {
   return NextResponse.json({
-    defaultModel: KILO_AUTO_BALANCED_MODEL.id,
+    defaultModel: KILO_AUTO_EFFICIENT_MODEL.id,
     defaultFreeModel: KILO_AUTO_FREE_MODEL.id,
   });
 }
diff --git a/apps/web/src/components/organizations/providers-and-models/DefaultModelDialog.tsx b/apps/web/src/components/organizations/providers-and-models/DefaultModelDialog.tsx
index 4c09a9c596..126464e01a 100644
--- a/apps/web/src/components/organizations/providers-and-models/DefaultModelDialog.tsx
+++ b/apps/web/src/components/organizations/providers-and-models/DefaultModelDialog.tsx
@@ -27,7 +27,7 @@ import {
   SelectValue,
 } from '@/components/ui/select';
 import type { OrganizationSettings } from '@/lib/organizations/organization-types';
-import { KILO_AUTO_BALANCED_MODEL, ORG_AUTO_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL, ORG_AUTO_MODEL } from '@/lib/ai-gateway/auto-model';
 import {
   hasActiveOrganizationModelPolicy,
   isOrganizationAutoTargetModel,
@@ -189,7 +189,7 @@ export function DefaultModelDialog({
       }),
     [availableModels, hasActiveModelPolicy]
   );
-  const defaultAutoFallback = hasActiveModelPolicy ? '' : KILO_AUTO_BALANCED_MODEL.id;
+  const defaultAutoFallback = hasActiveModelPolicy ? '' : KILO_AUTO_EFFICIENT_MODEL.id;
   const fallbackUnavailable =
     !!organizationAutoFallbackModel &&
     !autoTargetModels.some(model => model.id === organizationAutoFallbackModel);
diff --git a/apps/web/src/lib/ai-gateway/auto-model/index.ts b/apps/web/src/lib/ai-gateway/auto-model/index.ts
index 99b08afa19..6da05b8772 100644
--- a/apps/web/src/lib/ai-gateway/auto-model/index.ts
+++ b/apps/web/src/lib/ai-gateway/auto-model/index.ts
@@ -90,7 +90,7 @@ export const BALANCED_QWEN_MODEL: ResolvedAutoModel = {
 
 export const KILO_AUTO_FRONTIER_MODEL: AutoModel = {
   id: 'kilo-auto/frontier',
-  name: 'Auto Frontier',
+  name: 'Auto Frontier (deprecated)',
   description: 'Highest performance and capability for any task.',
   context_length: 1_000_000,
   max_completion_tokens: 128_000,
@@ -125,7 +125,7 @@ export const KILO_AUTO_FREE_MODEL: AutoModel = {
 
 export const KILO_AUTO_BALANCED_MODEL: AutoModel = {
   id: 'kilo-auto/balanced',
-  name: 'Auto Balanced',
+  name: 'Auto Balanced (deprecated)',
   description: 'Great balance of price and capability.',
   context_length: 1_000_000,
   max_completion_tokens: 65_536,
@@ -171,6 +171,7 @@ export const ORG_AUTO_MODEL: AutoModel = {
 export const ORGANIZATION_AUTO_TARGET_MODELS = [
   KILO_AUTO_FREE_MODEL.id,
   KILO_AUTO_SMALL_MODEL.id,
+  KILO_AUTO_EFFICIENT_MODEL.id,
   KILO_AUTO_BALANCED_MODEL.id,
   KILO_AUTO_FRONTIER_MODEL.id,
 ] as const;
diff --git a/apps/web/src/lib/ai-gateway/models.ts b/apps/web/src/lib/ai-gateway/models.ts
index f1eb2fc451..e500d88673 100644
--- a/apps/web/src/lib/ai-gateway/models.ts
+++ b/apps/web/src/lib/ai-gateway/models.ts
@@ -2,12 +2,7 @@
  * Utility functions for working with AI models
  */
 
-import {
-  KILO_AUTO_BALANCED_MODEL,
-  KILO_AUTO_EFFICIENT_MODEL,
-  KILO_AUTO_FREE_MODEL,
-  KILO_AUTO_FRONTIER_MODEL,
-} from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL, KILO_AUTO_FREE_MODEL } from '@/lib/ai-gateway/auto-model';
 import {
   claude_opus_4_8_stealth_model,
   claude_opus_4_7_stealth_model,
@@ -62,8 +57,6 @@ export function selectAutoFreeModel(candidates: ReadonlyArray<AutoFreeModel>, ra
 }
 
 export const preferredModels = [
-  KILO_AUTO_FRONTIER_MODEL.id,
-  KILO_AUTO_BALANCED_MODEL.id,
   KILO_AUTO_EFFICIENT_MODEL.id,
   KILO_AUTO_FREE_MODEL.id,
 
diff --git a/apps/web/src/lib/bot/constants.ts b/apps/web/src/lib/bot/constants.ts
index cdbac0c786..4d20e262f2 100644
--- a/apps/web/src/lib/bot/constants.ts
+++ b/apps/web/src/lib/bot/constants.ts
@@ -1,8 +1,8 @@
-import { KILO_AUTO_FRONTIER_MODEL, KILO_AUTO_SMALL_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL, KILO_AUTO_SMALL_MODEL } from '@/lib/ai-gateway/auto-model';
 
 export const BOT_VERSION = '5.1.0';
 export const BOT_USER_AGENT = `Kilo-Code/${BOT_VERSION}`;
-export const DEFAULT_BOT_MODEL = KILO_AUTO_FRONTIER_MODEL.id;
+export const DEFAULT_BOT_MODEL = KILO_AUTO_EFFICIENT_MODEL.id;
 export const MAX_ITERATIONS = 5;
 export const BOT_CONTEXT_MESSAGE_LIMIT = 12;
 export const SUMMARY_MODEL = KILO_AUTO_SMALL_MODEL.id;
diff --git a/apps/web/src/lib/organizations/organization-auto-model.ts b/apps/web/src/lib/organizations/organization-auto-model.ts
index 12ebad86e8..34f3ab5a43 100644
--- a/apps/web/src/lib/organizations/organization-auto-model.ts
+++ b/apps/web/src/lib/organizations/organization-auto-model.ts
@@ -12,7 +12,7 @@ import {
 } from '@/lib/ai-gateway/providers/direct-byok';
 import { getBYOKforOrganization } from '@/lib/ai-gateway/byok';
 import { readDb, type DrizzleTransaction } from '@/lib/drizzle';
-import { KILO_AUTO_BALANCED_MODEL, ORG_AUTO_MODEL } from '@/lib/ai-gateway/auto-model';
+import { KILO_AUTO_EFFICIENT_MODEL, ORG_AUTO_MODEL } from '@/lib/ai-gateway/auto-model';
 import { isPublicIdExperimented } from '@/lib/ai-gateway/experiments/membership';
 import { isReleaseToggleEnabled } from '@/lib/posthog-feature-flags';
 import { TRPCError } from '@trpc/server';
@@ -32,7 +32,7 @@ type OrganizationAutoPolicyOrganization = Pick<Organization, 'id' | 'plan' | 'se
 
 export const DEFAULT_ORGANIZATION_AUTO_MODEL_SETTINGS: OrganizationAutoModelSettings = {
   routes: {},
-  fallback_model: KILO_AUTO_BALANCED_MODEL.id,
+  fallback_model: KILO_AUTO_EFFICIENT_MODEL.id,
 };
 
 export function isOrganizationAutoEligible(organization: Pick<Organization, 'plan'>): boolean {