diff --git a/packages/core/src/services/image-model/manager.ts b/packages/core/src/services/image-model/manager.ts
index 8fe33f1f..073247de 100644
--- a/packages/core/src/services/image-model/manager.ts
+++ b/packages/core/src/services/image-model/manager.ts
@@ -142,9 +142,12 @@ export class ImageModelManager implements IImageModelManager {
     defaultConfig: ImageModelConfig
   ): ImageModelConfig {
     const legacyDefaultIds: Record<string, readonly string[]> = {
+      'image-openrouter-nanobanana': ['google/gemini-2.5-flash-image'],
       'image-gemini-nanobanana': ['gemini-2.5-flash-image', 'gemini-3.1-flash-image-preview'],
-      'image-dashscope': ['qwen-image'],
-      'image-seedream-50-lite': ['doubao-seedream-5-0-260128']
+      'image-openai-gpt': ['gpt-image-2'],
+      'image-dashscope': ['qwen-image', 'qwen-image-2.0'],
+      'image-seedream-50-lite': ['doubao-seedream-5-0-260128'],
+      'image-grok-imagine': ['grok-imagine-image-quality']
     }
     const currentModelId = config.modelId || config.model?.id
     if (!currentModelId || !legacyDefaultIds[key]?.includes(currentModelId)) {
diff --git a/packages/core/src/services/image/adapters/dashscope.ts b/packages/core/src/services/image/adapters/dashscope.ts
index f7343b67..7bd52863 100644
--- a/packages/core/src/services/image/adapters/dashscope.ts
+++ b/packages/core/src/services/image/adapters/dashscope.ts
@@ -55,9 +55,9 @@ export class DashScopeImageAdapter extends AbstractImageProviderAdapter {
   getModels(): ImageModel[] {
     return [
       {
-        id: 'qwen-image-2.0',
-        name: 'Qwen Image 2.0',
-        description: 'Unified Qwen image model for text-to-image generation and image editing',
+        id: 'qwen-image-3.0-pro',
+        name: 'Qwen Image 3.0 Pro',
+        description: 'Flagship unified Qwen image model for text-to-image generation and image editing',
         providerId: 'dashscope',
         capabilities: {
           text2image: true,
@@ -71,16 +71,15 @@ export class DashScopeImageAdapter extends AbstractImageProviderAdapter {
           watermark: false
         }
       },
-      // Qwen-Image 文生图模型
       {
-        id: 'qwen-image',
-        name: 'Qwen Image',
-        description: 'Qwen text-to-image model with strong text rendering, multi-line layout, and paragraph-level text generation support',
+        id: 'qwen-image-3.0',
+        name: 'Qwen Image 3.0',
+        description: 'Fast unified Qwen image model for text-to-image generation and image editing',
         providerId: 'dashscope',
         capabilities: {
           text2image: true,
-          image2image: false,
-          multiImage: false
+          image2image: true,
+          multiImage: true
         },
         parameterDefinitions: this.getQwenImageParameterDefinitions(),
         defaultParameterValues: {
@@ -238,7 +237,7 @@ export class DashScopeImageAdapter extends AbstractImageProviderAdapter {
   }
 
   private isQwenImageUnifiedModel(modelId: string): boolean {
-    return modelId === 'qwen-image-2.0'
+    return modelId === 'qwen-image-2.0' || modelId.startsWith('qwen-image-3.0')
   }
 
   protected async doGenerate(request: ImageRequest, config: ImageModelConfig): Promise<ImageResult> {
diff --git a/packages/core/src/services/image/adapters/grok.ts b/packages/core/src/services/image/adapters/grok.ts
index cc7eb52b..0f77fc16 100644
--- a/packages/core/src/services/image/adapters/grok.ts
+++ b/packages/core/src/services/image/adapters/grok.ts
@@ -13,7 +13,7 @@ import { IMAGE_ERROR_CODES } from '../../../constants/error-codes'
 
 export class GrokImageAdapter extends AbstractImageProviderAdapter {
   private static readonly FORCED_SINGLE_OUTPUT_PARAM_KEYS = ['n', 'batch_size', 'count']
-  private static readonly MAX_INPUT_IMAGES = 3
+  private static readonly MAX_INPUT_IMAGES = 5
 
   protected normalizeBaseUrl(base: string): string {
     const trimmed = base.replace(/\/$/, '')
@@ -43,17 +43,17 @@ export class GrokImageAdapter extends AbstractImageProviderAdapter {
   getModels(): ImageModel[] {
     return [
       {
-        id: 'grok-imagine-image-quality',
-        name: 'Grok Imagine Image Quality',
-        description: 'xAI Grok Imagine image generation and JSON-based image editing model',
+        id: 'grok-imagine-image-2.0',
+        name: 'Grok Imagine Image 2.0',
+        description: 'xAI Grok Imagine 2.0 image generation and JSON-based image editing model',
         providerId: 'grok',
         capabilities: {
           text2image: true,
           image2image: true,
           multiImage: true
         },
-        parameterDefinitions: this.getParameterDefinitions('grok-imagine-image-quality'),
-        defaultParameterValues: this.getDefaultParameterValues('grok-imagine-image-quality')
+        parameterDefinitions: this.getParameterDefinitions('grok-imagine-image-2.0'),
+        defaultParameterValues: this.getDefaultParameterValues('grok-imagine-image-2.0')
       }
     ]
   }
@@ -138,7 +138,7 @@ export class GrokImageAdapter extends AbstractImageProviderAdapter {
         descriptionKey: 'image.params.aspect_ratio.description',
         type: 'string',
         defaultValue: 'auto',
-        allowedValues: ['auto', '1:1', '16:9', '9:16', '4:3', '3:4', '3:2', '2:3', '2:1', '1:2', '19.5:9', '9:19.5', '20:9', '9:20']
+        allowedValues: ['auto', '1:1', '16:9', '9:16', '4:3', '3:4', '3:2', '2:3', '2:1', '1:2', '19.5:9', '9:19.5', '20:9', '9:20', '21:9', '5:2']
       },
       {
         name: 'resolution',
@@ -147,6 +147,14 @@ export class GrokImageAdapter extends AbstractImageProviderAdapter {
         type: 'string',
         defaultValue: '1k',
         allowedValues: ['1k', '2k']
+      },
+      {
+        name: 'quality',
+        labelKey: 'image.params.quality.label',
+        descriptionKey: 'image.params.quality.description',
+        type: 'string',
+        defaultValue: 'auto',
+        allowedValues: ['auto', 'low', 'medium']
       }
     ]
   }
@@ -155,6 +163,7 @@ export class GrokImageAdapter extends AbstractImageProviderAdapter {
     return {
       aspect_ratio: 'auto',
       resolution: '1k',
+      quality: 'auto',
       response_format: 'b64_json'
     }
   }
diff --git a/packages/core/src/services/image/adapters/openai.ts b/packages/core/src/services/image/adapters/openai.ts
index 371f14a0..d504587f 100644
--- a/packages/core/src/services/image/adapters/openai.ts
+++ b/packages/core/src/services/image/adapters/openai.ts
@@ -10,7 +10,7 @@ import type {
 import { ImageError } from '../errors'
 import { IMAGE_ERROR_CODES } from '../../../constants/error-codes'
 
-const GPT_IMAGE_2_SIZE_VALUES = [
+const GPT_IMAGE_SIZE_VALUES = [
   '1024x1024',
   '1536x1024',
   '1024x1536',
@@ -21,7 +21,7 @@ const GPT_IMAGE_2_SIZE_VALUES = [
   'auto'
 ] as const
 
-const GPT_IMAGE_2_BACKGROUND_VALUES = ['auto', 'opaque'] as const
+const GPT_IMAGE_BACKGROUND_VALUES = ['auto', 'opaque'] as const
 
 export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
   private static readonly FORCED_SINGLE_OUTPUT_PARAM_KEYS = ['n', 'batch_size', 'outputMimeType', 'response_format']
@@ -53,9 +53,9 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
   getModels(): ImageModel[] {
     return [
       {
-        id: 'gpt-image-2',
-        name: 'GPT Image 2',
-        description: 'OpenAI GPT Image 2 image generation model with text-to-image and image editing support',
+        id: 'gpt-image-2.5-flare',
+        name: 'GPT Image 2.5 Flare',
+        description: 'OpenAI fast, high-quality image generation and editing model for everyday use',
         providerId: 'openai',
         capabilities: {
           text2image: true,
@@ -69,7 +69,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
             descriptionKey: 'image.params.size.description',
             type: 'string',
             defaultValue: '1024x1024',
-            allowedValues: [...GPT_IMAGE_2_SIZE_VALUES]
+            allowedValues: [...GPT_IMAGE_SIZE_VALUES]
           },
           {
             name: 'quality',
@@ -77,7 +77,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
             descriptionKey: 'image.params.quality.description',
             type: 'string',
             defaultValue: 'auto',
-            allowedValues: ['auto', 'high', 'medium', 'low']
+            allowedValues: ['auto', 'max', 'xhigh', 'high', 'medium', 'low']
           },
           {
             name: 'background',
@@ -85,7 +85,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
             descriptionKey: 'image.params.background.description',
             type: 'string',
             defaultValue: 'auto',
-            allowedValues: [...GPT_IMAGE_2_BACKGROUND_VALUES]
+            allowedValues: [...GPT_IMAGE_BACKGROUND_VALUES]
           }
         ],
         defaultParameterValues: {
@@ -158,7 +158,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
   }
 
   protected getParameterDefinitions(_modelId: string): readonly ImageParameterDefinition[] {
-    // GPT Image 2 使用统一的参数定义，n参数固定为1不暴露给用户
+    // GPT Image 2.x 使用统一的参数定义，n参数固定为1不暴露给用户
     return [
       {
         name: 'size',
@@ -166,7 +166,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
         descriptionKey: 'image.params.size.description',
         type: 'string',
         defaultValue: '1024x1024',
-        allowedValues: [...GPT_IMAGE_2_SIZE_VALUES]
+        allowedValues: [...GPT_IMAGE_SIZE_VALUES]
       },
       {
         name: 'quality',
@@ -174,7 +174,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
         descriptionKey: 'image.params.quality.description',
         type: 'string',
         defaultValue: 'auto',
-        allowedValues: ['auto', 'high', 'medium', 'low']
+        allowedValues: ['auto', 'max', 'xhigh', 'high', 'medium', 'low']
       },
       {
         name: 'background',
@@ -182,7 +182,7 @@ export class OpenAIImageAdapter extends AbstractImageProviderAdapter {
         descriptionKey: 'image.params.background.description',
         type: 'string',
         defaultValue: 'auto',
-        allowedValues: [...GPT_IMAGE_2_BACKGROUND_VALUES]
+        allowedValues: [...GPT_IMAGE_BACKGROUND_VALUES]
       }
     ]
   }
diff --git a/packages/core/src/services/image/adapters/openrouter.ts b/packages/core/src/services/image/adapters/openrouter.ts
index a4e6da4a..150a5e44 100644
--- a/packages/core/src/services/image/adapters/openrouter.ts
+++ b/packages/core/src/services/image/adapters/openrouter.ts
@@ -41,9 +41,9 @@ export class OpenRouterImageAdapter extends AbstractImageProviderAdapter {
   getModels(): ImageModel[] {
     return [
       {
-        id: 'google/gemini-2.5-flash-image',
-        name: 'Gemini 2.5 Flash Image (Nano Banana)',
-        description: 'Google Gemini 2.5 Flash image model via OpenRouter with text-to-image, image editing, and multi-turn editing support',
+        id: 'google/gemini-3.1-flash-image',
+        name: 'Gemini 3.1 Flash Image (Nano Banana 2)',
+        description: 'Google Gemini 3.1 Flash image model via OpenRouter with text-to-image, image editing, and multi-turn editing support',
         providerId: 'openrouter',
         capabilities: {
           text2image: true,
diff --git a/packages/core/src/services/llm/adapters/dashscope-adapter.ts b/packages/core/src/services/llm/adapters/dashscope-adapter.ts
index aed5d514..b1584536 100644
--- a/packages/core/src/services/llm/adapters/dashscope-adapter.ts
+++ b/packages/core/src/services/llm/adapters/dashscope-adapter.ts
@@ -24,8 +24,8 @@ const DASHSCOPE_STATIC_MODELS: ModelOverride[] = [
     }
   },
   {
-    id: 'qwen3.6-flash',
-    name: 'Qwen3.6 Flash',
+    id: 'qwen3.8-flash',
+    name: 'Qwen3.8 Flash',
     description: 'Fast Qwen model for low-latency general-purpose workloads',
     capabilities: {
       supportsTools: true,
@@ -34,13 +34,13 @@ const DASHSCOPE_STATIC_MODELS: ModelOverride[] = [
     }
   },
   {
-    id: 'qwen3.5-27b',
-    name: 'Qwen3.5-27B',
-    description: 'Qwen3.5 27B model for DashScope text and vision understanding scenarios',
+    id: 'qwen3.8-max',
+    name: 'Qwen3.8 Max',
+    description: 'Latest Qwen flagship model for complex reasoning and agentic workloads',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
-      maxContextLength: 131072
+      maxContextLength: 1000000
     }
   },
   {
diff --git a/packages/core/src/services/llm/adapters/gemini-adapter.ts b/packages/core/src/services/llm/adapters/gemini-adapter.ts
index 5570cc81..c9090fa5 100644
--- a/packages/core/src/services/llm/adapters/gemini-adapter.ts
+++ b/packages/core/src/services/llm/adapters/gemini-adapter.ts
@@ -33,8 +33,8 @@ interface ModelOverride {
  */
 const GEMINI_STATIC_MODELS: ModelOverride[] = [
   {
-    id: 'gemini-3.6-flash',
-    name: 'Gemini 3.6 Flash',
+    id: 'gemini-3.8-flash',
+    name: 'Gemini 3.8 Flash',
     description: 'Latest Gemini Flash model for fast multimodal reasoning and agentic workloads',
     capabilities: {
       supportsTools: true,
@@ -292,7 +292,8 @@ export class GeminiAdapter extends AbstractTextProviderAdapter {
     ]
 
     if (this.isGemini3Model(modelId)) {
-      const allowedValues = modelId.replace(/^models\//, '').startsWith('gemini-3.1-pro')
+      const normalizedModelId = modelId.replace(/^models\//, '')
+      const allowedValues = normalizedModelId.startsWith('gemini-3.1-pro') || normalizedModelId.startsWith('gemini-3.8-')
         ? ['low', 'medium', 'high']
         : ['minimal', 'low', 'medium', 'high']
       return [
@@ -434,7 +435,7 @@ export class GeminiAdapter extends AbstractTextProviderAdapter {
 
   private usesDeprecatedSamplingParameters(modelId: string): boolean {
     const normalizedModelId = modelId.replace(/^models\//, '')
-    return normalizedModelId.startsWith('gemini-3.5-') || normalizedModelId.startsWith('gemini-3.6-')
+    return normalizedModelId.startsWith('gemini-3.5-') || normalizedModelId.startsWith('gemini-3.6-') || normalizedModelId.startsWith('gemini-3.8-')
   }
 
   private isGemini3Model(modelId: string): boolean {
diff --git a/packages/core/src/services/llm/adapters/grok-adapter.ts b/packages/core/src/services/llm/adapters/grok-adapter.ts
index a39e4812..aa9c1713 100644
--- a/packages/core/src/services/llm/adapters/grok-adapter.ts
+++ b/packages/core/src/services/llm/adapters/grok-adapter.ts
@@ -16,9 +16,9 @@ interface ModelOverride {
 
 const GROK_STATIC_MODELS: ModelOverride[] = [
   {
-    id: 'grok-4.5',
-    name: 'Grok 4.5',
-    description: 'xAI Grok 4.5 reasoning model via OpenAI-compatible Chat Completions API',
+    id: 'grok-4.6',
+    name: 'Grok 4.6',
+    description: 'xAI Grok 4.6 reasoning model via OpenAI-compatible Chat Completions API',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
@@ -30,7 +30,7 @@ const GROK_STATIC_MODELS: ModelOverride[] = [
   }
 ]
 
-type GrokReasoningEffort = 'low' | 'medium' | 'high'
+type GrokReasoningEffort = 'low' | 'medium' | 'high' | 'xhigh'
 
 export class GrokAdapter extends OpenAIAdapter {
   public getProvider(): TextProvider {
@@ -125,11 +125,11 @@ export class GrokAdapter extends OpenAIAdapter {
         name: 'reasoning_effort',
         labelKey: 'params.reasoning_effort.label',
         descriptionKey: 'params.reasoning_effort.description',
-        description: 'Reasoning effort for Grok 4.5.',
+        description: 'Reasoning effort for Grok 4.6.',
         type: 'string',
         defaultValue: 'high',
         default: 'high',
-        allowedValues: ['low', 'medium', 'high']
+        allowedValues: ['low', 'medium', 'high', 'xhigh']
       },
       {
         name: 'temperature',
@@ -215,7 +215,7 @@ export class GrokAdapter extends OpenAIAdapter {
   }
 
   private normalizeReasoningEffort(value: unknown): GrokReasoningEffort | undefined {
-    return value === 'low' || value === 'medium' || value === 'high'
+    return value === 'low' || value === 'medium' || value === 'high' || value === 'xhigh'
       ? value
       : undefined
   }
diff --git a/packages/core/src/services/llm/adapters/openai-adapter.ts b/packages/core/src/services/llm/adapters/openai-adapter.ts
index 273dc272..4e327a73 100644
--- a/packages/core/src/services/llm/adapters/openai-adapter.ts
+++ b/packages/core/src/services/llm/adapters/openai-adapter.ts
@@ -40,16 +40,16 @@ const OPENAI_STATIC_MODELS: ModelOverride[] = [
     }
   },
   {
-    id: 'gpt-5.6-sol',
-    name: 'GPT-5.6 Sol',
-    description: 'Most capable GPT-5.6 model for complex coding and agentic tasks',
+    id: 'gpt-6-astra',
+    name: 'GPT-6 Astra',
+    description: 'Most capable OpenAI model for the hardest end-to-end work',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
       maxContextLength: 1050000
     },
     defaultParameterValues: {
-      reasoning_effort: 'none'
+      reasoning_effort: 'low'
     }
   },
   {
@@ -194,17 +194,20 @@ export class OpenAIAdapter extends AbstractTextProviderAdapter {
    * 获取参数定义
    * 基于 OpenAI 官方文档: https://platform.openai.com/docs/api-reference/chat/create
    */
-  protected getParameterDefinitions(_modelId: string): readonly ParameterDefinition[] {
+  protected getParameterDefinitions(modelId: string): readonly ParameterDefinition[] {
+    const isAstra = modelId === 'gpt-6-astra'
     return [
       {
         name: 'reasoning_effort',
         labelKey: 'params.reasoning_effort.label',
         descriptionKey: 'params.reasoning_effort.description',
-        description: 'Reasoning effort for GPT-5.6 models.',
+        description: 'Reasoning effort for current OpenAI models.',
         type: 'string',
-        defaultValue: 'none',
-        default: 'none',
-        allowedValues: ['none', 'low', 'medium', 'high', 'xhigh', 'max']
+        defaultValue: isAstra ? 'low' : 'none',
+        default: isAstra ? 'low' : 'none',
+        allowedValues: isAstra
+          ? ['low', 'medium', 'high', 'xhigh', 'max']
+          : ['none', 'low', 'medium', 'high', 'xhigh', 'max']
       },
       {
         name: 'temperature',
diff --git a/packages/core/src/services/llm/adapters/openrouter-adapter.ts b/packages/core/src/services/llm/adapters/openrouter-adapter.ts
index 78321f1c..a6e6688a 100644
--- a/packages/core/src/services/llm/adapters/openrouter-adapter.ts
+++ b/packages/core/src/services/llm/adapters/openrouter-adapter.ts
@@ -11,13 +11,13 @@ interface ModelOverride {
 
 const OPENROUTER_STATIC_MODELS: ModelOverride[] = [
   {
-    id: 'google/gemma-3-27b-it:free',
-    name: 'Gemma 3 27B IT (Free)',
-    description: 'Free Google Gemma 3 27B model served through OpenRouter',
+    id: 'openrouter/free',
+    name: 'OpenRouter Free Models Router',
+    description: 'OpenRouter router that selects a compatible free model for each request',
     capabilities: {
       supportsTools: true,
       supportsReasoning: false,
-      maxContextLength: 96000
+      maxContextLength: 200000
     }
   }
 ]
diff --git a/packages/core/src/services/llm/adapters/zhipu-adapter.ts b/packages/core/src/services/llm/adapters/zhipu-adapter.ts
index 4847c0e3..93708e59 100644
--- a/packages/core/src/services/llm/adapters/zhipu-adapter.ts
+++ b/packages/core/src/services/llm/adapters/zhipu-adapter.ts
@@ -1,4 +1,4 @@
-import type { TextModel, TextProvider } from '../types'
+import type { ParameterDefinition, TextModel, TextProvider } from '../types'
 import { OpenAIAdapter } from './openai-adapter'
 
 interface ModelOverride {
@@ -11,9 +11,9 @@ interface ModelOverride {
 
 const ZHIPU_STATIC_MODELS: ModelOverride[] = [
   {
-    id: 'glm-5.2',
-    name: 'GLM-5.2',
-    description: 'Latest GLM flagship model for reasoning, coding, and agentic tasks',
+    id: 'glm-5.3-flash',
+    name: 'GLM-5.3-Flash',
+    description: 'Latest efficient multimodal GLM model for reasoning, coding, and agentic tasks',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
@@ -21,23 +21,23 @@ const ZHIPU_STATIC_MODELS: ModelOverride[] = [
     }
   },
   {
-    id: 'glm-4.7',
-    name: 'GLM-4.7',
-    description: 'GLM-4.7 是最新的旗舰模型系列，专为智能体应用打造的基础模型',
+    id: 'glm-5.3',
+    name: 'GLM-5.3',
+    description: 'Latest GLM flagship model for complex reasoning, coding, and agentic tasks',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
-      maxContextLength: 128000
+      maxContextLength: 1000000
     }
   },
   {
-    id: 'glm-4.6',
-    name: 'GLM-4.6',
-    description: 'GLM-4.6 是最新的旗舰模型系列，专为智能体应用打造的基础模型',
+    id: 'glm-5.2',
+    name: 'GLM-5.2',
+    description: 'Previous GLM flagship model retained for compatibility',
     capabilities: {
       supportsTools: true,
       supportsReasoning: true,
-      maxContextLength: 128000
+      maxContextLength: 1000000
     }
   }
 ]
@@ -84,4 +84,21 @@ export class ZhipuAdapter extends OpenAIAdapter {
       }
     })
   }
+
+  protected getParameterDefinitions(modelId: string): readonly ParameterDefinition[] {
+    return super.getParameterDefinitions(modelId).map((definition) => {
+      if (definition.name !== 'reasoning_effort' || !/^glm-5\.(?:2|3)/.test(modelId)) {
+        return definition
+      }
+
+      const allowedValues = modelId === 'glm-5.2' ? ['high', 'max'] : ['low', 'high', 'max']
+      return {
+        ...definition,
+        description: 'Reasoning effort for current GLM models.',
+        defaultValue: 'max',
+        default: 'max',
+        allowedValues
+      }
+    })
+  }
 }
diff --git a/packages/core/src/services/model/manager.ts b/packages/core/src/services/model/manager.ts
index 8847c495..aa094f75 100644
--- a/packages/core/src/services/model/manager.ts
+++ b/packages/core/src/services/model/manager.ts
@@ -258,11 +258,11 @@ export class ModelManager implements IModelManager {
   ): TextModelConfig {
     const legacyDefaultIds: Record<string, readonly string[]> = {
       openai: ['gpt-5-mini'],
-      gemini: ['gemini-2.5-flash'],
+      gemini: ['gemini-2.5-flash', 'gemini-3.6-flash'],
       anthropic: ['claude-opus-4-20250514', 'claude-sonnet-4-20250514'],
-      zhipu: ['glm-4.7'],
+      zhipu: ['glm-4.7', 'glm-5.2'],
       dashscope: ['qwen3.5-27b'],
-      grok: ['grok-4.3']
+      grok: ['grok-4.3', 'grok-4.5']
     };
     const currentModelId = config.modelId || config.modelMeta?.id;
     if (!currentModelId || !legacyDefaultIds[key]?.includes(currentModelId)) {
diff --git a/packages/core/tests/integration/prompt/multimodal-stream.real.test.ts b/packages/core/tests/integration/prompt/multimodal-stream.real.test.ts
index e3ec896d..3f72e904 100644
--- a/packages/core/tests/integration/prompt/multimodal-stream.real.test.ts
+++ b/packages/core/tests/integration/prompt/multimodal-stream.real.test.ts
@@ -28,7 +28,7 @@ function pickRealVisionProvider(): RealVisionProvider | null {
 
   if (dashscopeApiKey) {
     const adapter = new DashScopeAdapter()
-    const modelId = process.env.REAL_QWEN_VISION_MODEL || 'qwen3.5-27b'
+    const modelId = process.env.REAL_QWEN_VISION_MODEL || 'qwen3.8-flash'
 
     return {
       label: `dashscope/${modelId}`,
diff --git a/packages/core/tests/unit/image/dashscope-adapter.test.ts b/packages/core/tests/unit/image/dashscope-adapter.test.ts
index b90a0727..840466bd 100644
--- a/packages/core/tests/unit/image/dashscope-adapter.test.ts
+++ b/packages/core/tests/unit/image/dashscope-adapter.test.ts
@@ -104,7 +104,7 @@ describe('DashScopeImageAdapter', () => {
 
     const [, init] = vi.mocked(fetch).mock.calls[0]!
     const body = JSON.parse(String(init?.body))
-    expect(body.model).toBe('qwen-image-2.0')
+    expect(body.model).toBe('qwen-image-3.0-pro')
     expect(body.input.messages[0].content).toEqual([
       { image: 'data:image/png;base64,aGVsbG8=' },
       { image: 'data:image/jpeg;base64,d29ybGQ=' },
diff --git a/packages/core/tests/unit/image/grok-adapter.test.ts b/packages/core/tests/unit/image/grok-adapter.test.ts
index 4c6c5314..f95b3308 100644
--- a/packages/core/tests/unit/image/grok-adapter.test.ts
+++ b/packages/core/tests/unit/image/grok-adapter.test.ts
@@ -38,7 +38,9 @@ describe('GrokImageAdapter', () => {
   it('should expose current non-retired Grok Imagine model', () => {
     const models = adapter.getModels()
 
-    expect(models.map(model => model.id)).toEqual(['grok-imagine-image-quality'])
+    expect(models.map(model => model.id)).toEqual(['grok-imagine-image-2.0'])
+    expect(models[0].parameterDefinitions.find(parameter => parameter.name === 'quality')?.allowedValues)
+      .toEqual(['auto', 'low', 'medium'])
     expect(models[0].providerId).toBe('grok')
     expect(models[0].capabilities).toEqual({
       text2image: true,
@@ -83,7 +85,7 @@ describe('GrokImageAdapter', () => {
     const payload = JSON.parse(options.body)
     expect(payload).toEqual(
       expect.objectContaining({
-        model: 'grok-imagine-image-quality',
+        model: 'grok-imagine-image-2.0',
         prompt: 'a city at dawn',
         response_format: 'b64_json',
         n: 1
@@ -118,7 +120,7 @@ describe('GrokImageAdapter', () => {
     const payload = JSON.parse(options.body)
     expect(payload).toEqual(
       expect.objectContaining({
-        model: 'grok-imagine-image-quality',
+        model: 'grok-imagine-image-2.0',
         prompt: 'make it cinematic',
         response_format: 'b64_json',
         n: 1,
@@ -130,11 +132,11 @@ describe('GrokImageAdapter', () => {
     )
   })
 
-  it('should reject more than three input images before calling xAI', async () => {
+  it('should reject more than five input images before calling xAI', async () => {
     const request: ImageRequest = {
       prompt: 'combine references',
       configId: config.id,
-      inputImages: Array.from({ length: 4 }, () => ({
+      inputImages: Array.from({ length: 6 }, () => ({
         b64: 'cmVmZXJlbmNl',
         mimeType: 'image/png'
       })),
@@ -146,8 +148,8 @@ describe('GrokImageAdapter', () => {
     await expect(adapter.generate(request, config)).rejects.toMatchObject({
       code: IMAGE_ERROR_CODES.INPUT_IMAGE_TOO_MANY,
       params: {
-        maxCount: 3,
-        actualCount: 4
+        maxCount: 5,
+        actualCount: 6
       }
     })
     expect(global.fetch).not.toHaveBeenCalled()
diff --git a/packages/core/tests/unit/image/image-default-models.test.ts b/packages/core/tests/unit/image/image-default-models.test.ts
index e94cf014..c0827d46 100644
--- a/packages/core/tests/unit/image/image-default-models.test.ts
+++ b/packages/core/tests/unit/image/image-default-models.test.ts
@@ -71,8 +71,8 @@ describe('default image models', () => {
 
     expect(openaiConfig).toBeDefined()
     expect(openaiConfig.providerId).toBe('openai')
-    expect(openaiConfig.modelId).toBe('gpt-image-2')
-    expect(openaiConfig.model.id).toBe('gpt-image-2')
+    expect(openaiConfig.modelId).toBe('gpt-image-2.5-flare')
+    expect(openaiConfig.model.id).toBe('gpt-image-2.5-flare')
     expect(openaiConfig.model.capabilities.multiImage).toBe(true)
     expect(openaiConfig.connectionConfig?.apiKey).toBe('openai-key')
     expect(openaiConfig.enabled).toBe(true)
@@ -158,7 +158,7 @@ describe('default image models', () => {
 
     expect(grokConfig).toBeDefined()
     expect(grokConfig.providerId).toBe('grok')
-    expect(grokConfig.modelId).toBe('grok-imagine-image-quality')
+    expect(grokConfig.modelId).toBe('grok-imagine-image-2.0')
     expect(grokConfig.model.capabilities.text2image).toBe(true)
     expect(grokConfig.model.capabilities.image2image).toBe(true)
     expect(grokConfig.model.capabilities.multiImage).toBe(true)
diff --git a/packages/core/tests/unit/image/image-model-manager.test.ts b/packages/core/tests/unit/image/image-model-manager.test.ts
index 5eeae7b0..66e24500 100644
--- a/packages/core/tests/unit/image/image-model-manager.test.ts
+++ b/packages/core/tests/unit/image/image-model-manager.test.ts
@@ -101,36 +101,64 @@ describe('ImageModelManager initialization behavior', () => {
   it('should migrate exact legacy builtin image model ids', async () => {
     await modelManager.ensureInitialized()
     const defaults = {
+      openrouter: await modelManager.getConfig('image-openrouter-nanobanana'),
       gemini: await modelManager.getConfig('image-gemini-nanobanana'),
+      openai: await modelManager.getConfig('image-openai-gpt'),
       dashscope: await modelManager.getConfig('image-dashscope'),
-      seedream: await modelManager.getConfig('image-seedream-50-lite')
+      seedream: await modelManager.getConfig('image-seedream-50-lite'),
+      grok: await modelManager.getConfig('image-grok-imagine')
     }
-    expect(defaults.gemini && defaults.dashscope && defaults.seedream).toBeTruthy()
+    expect(
+      defaults.openrouter
+      && defaults.gemini
+      && defaults.openai
+      && defaults.dashscope
+      && defaults.seedream
+      && defaults.grok
+    ).toBeTruthy()
 
     await storageProvider.setItem(CORE_SERVICE_KEYS.IMAGE_MODELS, JSON.stringify({
+      'image-openrouter-nanobanana': {
+        ...defaults.openrouter,
+        modelId: 'google/gemini-2.5-flash-image',
+        model: { ...defaults.openrouter!.model, id: 'google/gemini-2.5-flash-image' }
+      },
       'image-gemini-nanobanana': {
         ...defaults.gemini,
         modelId: 'gemini-2.5-flash-image',
         model: { ...defaults.gemini!.model, id: 'gemini-2.5-flash-image' }
       },
+      'image-openai-gpt': {
+        ...defaults.openai,
+        modelId: 'gpt-image-2',
+        model: { ...defaults.openai!.model, id: 'gpt-image-2' }
+      },
       'image-dashscope': {
         ...defaults.dashscope,
-        modelId: 'qwen-image',
-        model: { ...defaults.dashscope!.model, id: 'qwen-image' }
+        modelId: 'qwen-image-2.0',
+        model: { ...defaults.dashscope!.model, id: 'qwen-image-2.0' }
       },
       'image-seedream-50-lite': {
         ...defaults.seedream,
         modelId: 'doubao-seedream-5-0-260128',
         model: { ...defaults.seedream!.model, id: 'doubao-seedream-5-0-260128' }
+      },
+      'image-grok-imagine': {
+        ...defaults.grok,
+        modelId: 'grok-imagine-image-quality',
+        model: { ...defaults.grok!.model, id: 'grok-imagine-image-quality' }
       }
     }))
 
     const reloadedManager = new ImageModelManager(storageProvider, new ImageAdapterRegistry())
     await reloadedManager.ensureInitialized()
 
+    expect((await reloadedManager.getConfig('image-openrouter-nanobanana'))?.modelId).toBe('google/gemini-3.1-flash-image')
     expect((await reloadedManager.getConfig('image-gemini-nanobanana'))?.modelId).toBe('gemini-3.1-flash-image')
-    expect((await reloadedManager.getConfig('image-dashscope'))?.modelId).toBe('qwen-image-2.0')
+    expect((await reloadedManager.getConfig('image-openai-gpt'))?.modelId).toBe('gpt-image-2.5-flare')
+    expect((await reloadedManager.getConfig('image-dashscope'))?.modelId).toBe('qwen-image-3.0-pro')
     expect((await reloadedManager.getConfig('image-seedream-50-lite'))?.modelId).toBe('doubao-seedream-5-0-lite-260128')
+    expect((await reloadedManager.getConfig('image-grok-imagine'))?.modelId).toBe('grok-imagine-image-2.0')
   })
 
   it('should refresh embedded provider and model metadata when providerId/modelId are updated directly', async () => {
diff --git a/packages/core/tests/unit/image/openai-adapter.test.ts b/packages/core/tests/unit/image/openai-adapter.test.ts
index 03f34447..a9d3d144 100644
--- a/packages/core/tests/unit/image/openai-adapter.test.ts
+++ b/packages/core/tests/unit/image/openai-adapter.test.ts
@@ -34,15 +34,15 @@ describe('OpenAIImageAdapter', () => {
   })
 
   describe('Static Models', () => {
-    test('should return GPT Image 2 as the static default model', () => {
+    test('should return GPT Image 2.5 Flare as the static default model', () => {
       const models = adapter.getModels()
 
       expect(Array.isArray(models)).toBe(true)
-      expect(models.map(model => model.id)).toEqual(['gpt-image-2'])
+      expect(models.map(model => model.id)).toEqual(['gpt-image-2.5-flare'])
 
       const imageModel = models[0]
       expect(imageModel).toMatchObject({
-        id: 'gpt-image-2',
+        id: 'gpt-image-2.5-flare',
         name: expect.any(String),
         providerId: 'openai',
         capabilities: {
@@ -54,9 +54,9 @@ describe('OpenAIImageAdapter', () => {
       })
     })
 
-    test('should expose supported GPT Image 2 parameters', () => {
+    test('should expose supported GPT Image 2.5 parameters', () => {
       const models = adapter.getModels()
-      const model = models.find(m => m.id === 'gpt-image-2')
+      const model = models.find(m => m.id === 'gpt-image-2.5-flare')
 
       expect(model?.parameterDefinitions).toBeDefined()
       const qualityParam = model?.parameterDefinitions?.find(p => p.name === 'quality')
@@ -65,7 +65,7 @@ describe('OpenAIImageAdapter', () => {
 
       expect(qualityParam).toBeDefined()
       expect(qualityParam?.type).toBe('string')
-      expect(qualityParam?.allowedValues).toEqual(expect.arrayContaining(['auto', 'high', 'medium', 'low']))
+      expect(qualityParam?.allowedValues).toEqual(['auto', 'max', 'xhigh', 'high', 'medium', 'low'])
 
       expect(sizeParam).toBeDefined()
       expect(sizeParam?.allowedValues).toEqual([
@@ -91,7 +91,7 @@ describe('OpenAIImageAdapter', () => {
           data: [
             { id: 'gpt-5.1' },
             { id: 'third-party-text-model', name: 'Text Model' },
-            { id: 'gpt-image-2', name: 'GPT Image 2' },
+            { id: 'gpt-image-2.5-flare', name: 'GPT Image 2.5 Flare' },
             { id: 'vendor/custom-image-fast', name: 'Custom Image Fast' }
           ]
         })
@@ -103,7 +103,7 @@ describe('OpenAIImageAdapter', () => {
       })
 
       expect(models.map(model => model.id)).toEqual([
-        'gpt-image-2',
+        'gpt-image-2.5-flare',
         'vendor/custom-image-fast',
         'gpt-5.1',
         'third-party-text-model'
@@ -120,7 +120,7 @@ describe('OpenAIImageAdapter', () => {
       )
     })
 
-    test('should fall back to static GPT Image 2 model when model fetch fails', async () => {
+    test('should fall back to static GPT Image 2.5 Flare model when model fetch fails', async () => {
       global.fetch = vi.fn().mockResolvedValue({
         ok: false,
         status: 503,
@@ -129,7 +129,7 @@ describe('OpenAIImageAdapter', () => {
 
       const models = await adapter.getModelsAsync({ apiKey: 'test-api-key' })
 
-      expect(models.map(model => model.id)).toEqual(['gpt-image-2'])
+      expect(models.map(model => model.id)).toEqual(['gpt-image-2.5-flare'])
     })
   })
 
diff --git a/packages/core/tests/unit/image/openrouter-adapter.test.ts b/packages/core/tests/unit/image/openrouter-adapter.test.ts
index ea03371e..c2c75513 100644
--- a/packages/core/tests/unit/image/openrouter-adapter.test.ts
+++ b/packages/core/tests/unit/image/openrouter-adapter.test.ts
@@ -41,8 +41,8 @@ describe('OpenRouterImageAdapter', () => {
       const models = adapter.getModels()
 
       expect(models.length).toBeGreaterThan(0)
-      expect(models[0].id).toBe('google/gemini-2.5-flash-image')
-      expect(models[0].name).toBe('Gemini 2.5 Flash Image (Nano Banana)')
+      expect(models[0].id).toBe('google/gemini-3.1-flash-image')
+      expect(models[0].name).toBe('Gemini 3.1 Flash Image (Nano Banana 2)')
       expect(models[0].providerId).toBe('openrouter')
     })
 
diff --git a/packages/core/tests/unit/llm/gemini-adapter.test.ts b/packages/core/tests/unit/llm/gemini-adapter.test.ts
index 9aafc476..7ababe18 100644
--- a/packages/core/tests/unit/llm/gemini-adapter.test.ts
+++ b/packages/core/tests/unit/llm/gemini-adapter.test.ts
@@ -75,7 +75,7 @@ describe('GeminiAdapter', () => {
       expect(models.length).toBeGreaterThan(0);
 
       expect(models.map(model => model.id)).toEqual([
-        'gemini-3.6-flash',
+        'gemini-3.8-flash',
         'gemini-3.5-flash-lite',
         'gemini-3.1-pro-preview'
       ]);
@@ -100,7 +100,7 @@ describe('GeminiAdapter', () => {
 
       const paramNames = model.parameterDefinitions.map(p => p.name);
 
-      // Gemini 3.5/3.6 已弃用这些采样参数
+      // Gemini 3.5/3.8 已弃用这些采样参数
       expect(paramNames).not.toContain('temperature');
       expect(paramNames).not.toContain('topP');
       expect(paramNames).not.toContain('topK');
@@ -112,7 +112,7 @@ describe('GeminiAdapter', () => {
       expect(paramNames).toContain('includeThoughts');
 
       const thinkingLevel = model.parameterDefinitions.find(p => p.name === 'thinkingLevel');
-      expect(thinkingLevel?.allowedValues).toEqual(['minimal', 'low', 'medium', 'high']);
+      expect(thinkingLevel?.allowedValues).toEqual(['low', 'medium', 'high']);
 
       const includeThoughts = model.parameterDefinitions.find(p => p.name === 'includeThoughts');
       expect(includeThoughts).toBeDefined();
diff --git a/packages/core/tests/unit/llm/grok-adapter.test.ts b/packages/core/tests/unit/llm/grok-adapter.test.ts
index 2413bf8a..3774819f 100644
--- a/packages/core/tests/unit/llm/grok-adapter.test.ts
+++ b/packages/core/tests/unit/llm/grok-adapter.test.ts
@@ -67,14 +67,16 @@ describe('GrokAdapter', () => {
     expect(provider.connectionSchema?.required).toContain('apiKey')
   })
 
-  it('should default Grok 4.5 with high reasoning effort', () => {
+  it('should default Grok 4.6 with high reasoning effort', () => {
     const models = adapter.getModels()
 
-    expect(models.map(model => model.id)).toEqual(['grok-4.5'])
+    expect(models.map(model => model.id)).toEqual(['grok-4.6'])
     expect(models[0].defaultParameterValues).toEqual({
       reasoning_effort: 'high'
     })
     expect(models[0].parameterDefinitions.map(definition => definition.name)).toContain('reasoning_effort')
+    expect(models[0].parameterDefinitions.find(definition => definition.name === 'reasoning_effort')?.allowedValues)
+      .toEqual(['low', 'medium', 'high', 'xhigh'])
   })
 
   it('should send reasoning_effort high through chat completions by default', async () => {
@@ -93,7 +95,7 @@ describe('GrokAdapter', () => {
 
     expect(mockOpenAIInstance.chat.completions.create).toHaveBeenCalledWith(
       expect.objectContaining({
-        model: 'grok-4.5',
+        model: 'grok-4.6',
         messages: [{ role: 'user', content: 'Hello' }],
         reasoning_effort: 'high'
       })
diff --git a/packages/core/tests/unit/llm/openai-adapter.test.ts b/packages/core/tests/unit/llm/openai-adapter.test.ts
index bd079591..e3d2f0ca 100644
--- a/packages/core/tests/unit/llm/openai-adapter.test.ts
+++ b/packages/core/tests/unit/llm/openai-adapter.test.ts
@@ -129,7 +129,7 @@ describe('OpenAIAdapter', () => {
 
       expect(models.map(model => model.id)).toEqual([
         'gpt-5.6-terra',
-        'gpt-5.6-sol',
+        'gpt-6-astra',
         'gpt-5.6-luna'
       ]);
       const terra = models[0];
@@ -138,6 +138,12 @@ describe('OpenAIAdapter', () => {
       expect(terra.capabilities.supportsTools).toBe(true);
       expect(terra.capabilities.supportsReasoning).toBe(true);
       expect(terra.capabilities.maxContextLength).toBe(1050000);
+
+      const astra = models[1];
+      expect(astra.name).toBe('GPT-6 Astra');
+      expect(astra.defaultParameterValues).toMatchObject({ reasoning_effort: 'low' });
+      expect(astra.parameterDefinitions.find(p => p.name === 'reasoning_effort')?.allowedValues)
+        .toEqual(['low', 'medium', 'high', 'xhigh', 'max']);
     });
 
     it('should have capabilities for each model', () => {
diff --git a/packages/core/tests/unit/model/defaults.test.ts b/packages/core/tests/unit/model/defaults.test.ts
index a71a7f34..e9ebcaa1 100644
--- a/packages/core/tests/unit/model/defaults.test.ts
+++ b/packages/core/tests/unit/model/defaults.test.ts
@@ -239,18 +239,26 @@ describe('model defaults provider env mapping', () => {
     })
   })
 
-  it('should include Grok 4.5 with high reasoning effort by default', () => {
+  it('should include Grok 4.6 with high reasoning effort by default', () => {
     const models = getDefaultTextModels()
 
     expect(models.grok).toBeDefined()
     expect(models.grok.providerMeta.id).toBe('grok')
-    expect(models.grok.modelMeta.id).toBe('grok-4.5')
+    expect(models.grok.modelMeta.id).toBe('grok-4.6')
     expect(models.grok.enabled).toBe(false)
     expect(models.grok.paramOverrides).toEqual({
       reasoning_effort: 'high'
     })
   })
 
+  it('should use GLM-5.3-Flash as the Zhipu default', () => {
+    const models = getDefaultTextModels()
+
+    expect(models.zhipu.modelMeta.id).toBe('glm-5.3-flash')
+    expect(models.zhipu.modelMeta.parameterDefinitions.find((definition) => definition.name === 'reasoning_effort')?.allowedValues)
+      .toEqual(['low', 'high', 'max'])
+  })
+
   it('should enable Grok when VITE_XAI_API_KEY is provided', () => {
     process.env.VITE_XAI_API_KEY = 'test-xai-key'