diff --git a/apps/web/src/lib/ai-gateway/models.ts b/apps/web/src/lib/ai-gateway/models.ts
index fed0d76ec..4c68ecb4b 100644
--- a/apps/web/src/lib/ai-gateway/models.ts
+++ b/apps/web/src/lib/ai-gateway/models.ts
@@ -10,6 +10,7 @@ import {
 } from '@/lib/ai-gateway/auto-model';
 import {
   CLAUDE_OPUS_CURRENT_MODEL_ID,
+  claude_opus_4_7_optimized_model,
   claude_sonnet_clawsetup_model,
   CLAUDE_SONNET_CURRENT_MODEL_ID,
 } from '@/lib/ai-gateway/providers/anthropic.constants';
@@ -81,6 +82,7 @@ export const kiloExclusiveModels = [
   ...alibabaDirectModels,
   claude_sonnet_clawsetup_model,
   stepfun_35_flash_free_model,
+  claude_opus_4_7_optimized_model,
 ] as KiloExclusiveModel[];
 
 export function isKiloStealthModel(model: string): boolean {
diff --git a/apps/web/src/lib/ai-gateway/providers/anthropic.constants.ts b/apps/web/src/lib/ai-gateway/providers/anthropic.constants.ts
index 8272fafb0..e41717e2a 100644
--- a/apps/web/src/lib/ai-gateway/providers/anthropic.constants.ts
+++ b/apps/web/src/lib/ai-gateway/providers/anthropic.constants.ts
@@ -1,13 +1,48 @@
-import type { KiloExclusiveModel } from '@/lib/ai-gateway/providers/kilo-exclusive-model';
+import type {
+  KiloExclusiveModel,
+  Pricing,
+  Usage,
+} from '@/lib/ai-gateway/providers/kilo-exclusive-model';
 
 export const CLAUDE_SONNET_CURRENT_MODEL_ID = 'anthropic/claude-sonnet-4.6';
 export const CLAUDE_OPUS_CURRENT_MODEL_ID = 'anthropic/claude-opus-4.7';
 export const CLAUDE_HAIKU_CURRENT_MODEL_ID = 'anthropic/claude-haiku-4.5';
 
+export const CLAUDE_OPUS_4_7_OPTIMIZED_MODEL_ID = 'anthropic/claude-opus-4-7:optimized';
+
 export const CLAUDE_SONNET_CURRENT_VERCEL_MODEL_ID = CLAUDE_SONNET_CURRENT_MODEL_ID;
 export const CLAUDE_OPUS_CURRENT_VERCEL_MODEL_ID = CLAUDE_OPUS_CURRENT_MODEL_ID;
 export const CLAUDE_HAIKU_CURRENT_VERCEL_MODEL_ID = CLAUDE_HAIKU_CURRENT_MODEL_ID;
 
+// Anthropic list price for Claude Opus 4.7, minus 20% Kilo discount.
+const OPUS_4_7_OPTIMIZED_PRICING: Pricing = {
+  prompt_per_million: 4, // $5 list * 0.8
+  completion_per_million: 20, // $25 list * 0.8
+  input_cache_read_per_million: 0.4, // $0.50 list * 0.8
+  input_cache_write_per_million: 5, // $6.25 list * 0.8
+  calculate_mUsd: (usage: Usage) =>
+    usage.uncachedInputTokens * 4 +
+    usage.totalOutputTokens * 20 +
+    usage.cacheHitTokens * 0.4 +
+    usage.cacheWriteTokens * 5,
+};
+
+export const claude_opus_4_7_optimized_model: KiloExclusiveModel = {
+  public_id: CLAUDE_OPUS_4_7_OPTIMIZED_MODEL_ID,
+  internal_id: CLAUDE_OPUS_4_7_OPTIMIZED_MODEL_ID,
+  display_name: 'Claude Opus 4.7 Optimized',
+  description:
+    'A custom-optimized variant of Claude Opus 4.7, exclusively available on Kilo Code and hosted by a stealth inference partner. **Note:** This is a third-party optimized model and your prompts and completions may be used to train or improve the provider\'s services.',
+  context_length: 200_000,
+  max_completion_tokens: 32_000,
+  status: 'public',
+  flags: ['reasoning', 'vision'],
+  gateway: 'martian',
+  pricing: OPUS_4_7_OPTIMIZED_PRICING,
+  exclusive_to: [],
+  inference_provider_restriction: [],
+};
+
 export const claude_sonnet_clawsetup_model: KiloExclusiveModel = {
   public_id: CLAUDE_SONNET_CURRENT_MODEL_ID + ':clawsetup',
   internal_id: CLAUDE_SONNET_CURRENT_MODEL_ID,
diff --git a/apps/web/src/lib/ai-gateway/providers/model-settings.ts b/apps/web/src/lib/ai-gateway/providers/model-settings.ts
index 2e2250f7a..43222acd5 100644
--- a/apps/web/src/lib/ai-gateway/providers/model-settings.ts
+++ b/apps/web/src/lib/ai-gateway/providers/model-settings.ts
@@ -1,4 +1,8 @@
-import { isClaudeModel, isOpusModel } from '@/lib/ai-gateway/providers/anthropic.constants';
+import {
+  isClaudeModel,
+  isOpusModel,
+  CLAUDE_OPUS_4_7_OPTIMIZED_MODEL_ID,
+} from '@/lib/ai-gateway/providers/anthropic.constants';
 import { isGemini3Model, isGemmaModel } from '@/lib/ai-gateway/providers/google';
 import { isKimiModel } from '@/lib/ai-gateway/providers/moonshotai';
 import { isOpenAiModel } from '@/lib/ai-gateway/providers/openai';
@@ -36,6 +40,17 @@ export const REASONING_VARIANTS_NONE_LOW_MEDIUM_HIGH = {
 } as const;
 
 export function getModelVariants(model: string): OpenCodeSettings['variants'] {
+  if (model === CLAUDE_OPUS_4_7_OPTIMIZED_MODEL_ID) {
+    // Default to 'high' reasoning for this Martian-optimized variant
+    return {
+      high: { reasoning: { enabled: true, effort: 'high' }, verbosity: 'high' },
+      xhigh: { reasoning: { enabled: true, effort: 'xhigh' }, verbosity: 'xhigh' },
+      max: { reasoning: { enabled: true, effort: 'xhigh' }, verbosity: 'max' },
+      medium: { reasoning: { enabled: true, effort: 'medium' }, verbosity: 'medium' },
+      low: { reasoning: { enabled: true, effort: 'low' }, verbosity: 'low' },
+      none: { reasoning: { enabled: false, effort: 'none' } },
+    };
+  }
   if (isOpusModel(model) && model.includes('4.7')) {
     return {
       none: { reasoning: { enabled: false, effort: 'none' } },