diff --git a/src/platforms/video/index.js b/src/platforms/video/index.js
index 2b50b64..bf7f245 100644
--- a/src/platforms/video/index.js
+++ b/src/platforms/video/index.js
@@ -1,12 +1,12 @@
-import { ref, markRaw } from 'vue'
-import { fetchModelConfig } from '@/utils/modelConfig'
-import { fetchPlatformModels, getPlatformCode } from '@/utils/modelApi'
-import VideoModelSelector from './modelSelector.vue'
+import { markRaw, reactive, ref } from 'vue'
+import { fetchPlatformModels, getModelConfig, getModelId, getPlatformCode, preloadModelConfigs } from '@/utils/modelApi'
+import { syncDefaults as _syncDefaults, syncParamValues as _syncParamValues } from '@/utils/modelConfigHelper.js'
+import { registerPlatform } from '../registry.js'
 import Pattern from './controls/pattern.vue'
 import VideoProportion from './controls/proportion.vue'
 import Time from './controls/time.vue'
 import VideoImageUploader from './imageUploader.vue'
-import { registerPlatform } from '../registry.js'
+import VideoModelSelector from './modelSelector.vue'
 
 export function defineVideoPlatform() {
   const model = ref('LTX2.0')
@@ -19,7 +19,7 @@ export function defineVideoPlatform() {
   const resolutionOptions = ref([
     { value: '1k', label: '标清 1K' },
     { value: '2k', label: '高清 2K' },
-    { value: '4k', label: '超清 4K' },
+    { value: '4k', label: '超清 4K' }
   ])
   const proportionOptions = ref([
     { value: '智能', label: '智能' },
@@ -28,42 +28,55 @@ export function defineVideoPlatform() {
     { value: '4:3', label: '4:3' },
     { value: '1:1', label: '1:1' },
     { value: '3:4', label: '3:4' },
-    { value: '9:16', label: '9:16' },
+    { value: '9:16', label: '9:16' }
   ])
   const durationOptions = ref([])
-  const modelDisplayConfig = ref(null)
   const promptPlaceholder = ref('描述你想生成的画面和动作。')
 
+  // params 驱动（与 Painting 统一）
+  const paramValues = reactive({})
+  const modelConfig = ref(null)
+  const quality = ref('medium')
+  const customWidth = ref(1024)
+  const customHight = ref(1024)
+  const dimWidth = ref(1024)
+  const dimHeight = ref(1024)
+  const quantity = ref(1)
+
   const state = {
-    model, modelType,
-    proportion, resolution,
-    duration, videoPattern,
-    resolutionOptions, proportionOptions, durationOptions,
-    modelDisplayConfig,
+    model,
+    modelType,
+    proportion,
+    resolution,
+    duration,
+    videoPattern,
+    resolutionOptions,
+    proportionOptions,
+    durationOptions,
+    modelConfig,
+    paramValues
   }
 
-  async function loadInternalConfig(modelName, modelTypeVal) {
-    const config = await fetchModelConfig('Video', modelName, modelTypeVal)
-    modelDisplayConfig.value = config
-    if (config?.display) {
-      const d = config.display
-      if (d.resolution) {
-        resolution.value = d.resolution.default || '1k'
-        resolutionOptions.value = d.resolution.options || []
-      }
-      if (d.proportion) {
-        proportion.value = d.proportion.default || '16:9'
-        proportionOptions.value = d.proportion.options || []
-      }
-      if (d.duration) {
-        duration.value = d.duration.default || 5
-        durationOptions.value = d.duration.options || []
-      }
-      if (d.promptPlaceholder) {
-        promptPlaceholder.value = d.promptPlaceholder.default || '描述你想生成的画面和动作。'
-      }
-    }
-    return config
+  const paintingCompatState = {
+    modelConfig,
+    paramValues,
+    proportion,
+    resolution,
+    quantity,
+    quality,
+    customWidth,
+    customHight,
+    dimWidth,
+    dimHeight,
+    promptPlaceholder
+  }
+
+  function syncDefaults(config) {
+    _syncDefaults(config, paintingCompatState)
+  }
+
+  function syncParamValues() {
+    _syncParamValues(modelConfig.value, paintingCompatState)
   }
 
   const controls = [
@@ -72,33 +85,33 @@ export function defineVideoPlatform() {
       component: markRaw(Pattern),
       show: () => true,
       props: () => ({
-        modelValue: videoPattern.value,
-        'onUpdate:modelValue': (v) => { videoPattern.value = v },
-      }),
+        'modelValue': videoPattern.value,
+        'onUpdate:modelValue': (v) => { videoPattern.value = v }
+      })
     },
     {
       name: 'proportion',
       component: markRaw(VideoProportion),
       show: () => true,
       props: () => ({
-        modelValue: proportion.value,
+        'modelValue': proportion.value,
         'onUpdate:modelValue': (v) => { proportion.value = v },
-        resolution: resolution.value,
+        'resolution': resolution.value,
         'onUpdate:resolution': (v) => { resolution.value = v },
-        proportionOptions: proportionOptions.value,
-        resolutionOptions: resolutionOptions.value,
-      }),
+        'proportionOptions': proportionOptions.value,
+        'resolutionOptions': resolutionOptions.value
+      })
     },
     {
       name: 'time',
       component: markRaw(Time),
       show: () => true,
       props: () => ({
-        modelValue: duration.value,
+        'modelValue': duration.value,
         'onUpdate:modelValue': (v) => { duration.value = v },
-        options: durationOptions.value,
-      }),
-    },
+        'options': durationOptions.value
+      })
+    }
   ]
 
   const platform = {
@@ -111,16 +124,25 @@ export function defineVideoPlatform() {
     state,
     model,
     modelType,
-    modelDisplayConfig,
+    modelConfig,
     promptPlaceholder,
 
     async loadModels() {
       const code = getPlatformCode('Video')
-      return fetchPlatformModels(code)
+      const models = await fetchPlatformModels(code)
+      if (models?.length) {
+        const modelIds = models.map((m) => m.id)
+        await preloadModelConfigs(modelIds)
+      }
+      return models
     },
 
-    async loadConfig(modelName, modelTypeVal) {
-      return loadInternalConfig(modelName, modelTypeVal)
+    async loadConfig(modelName, _modelType) {
+      const modelId = await getModelId('Video', modelName)
+      if (!modelId) return null
+      const config = await getModelConfig(modelId)
+      syncDefaults(config)
+      return config
     },
 
     getDefaultModel() {
@@ -139,25 +161,23 @@ export function defineVideoPlatform() {
     },
 
     showImageUploader() {
-      return modelType.value !== 'text'
+      return modelConfig.value?.inputType === 'image' || modelConfig.value?.inputType === 'both'
     },
 
     imageUploadLimit() {
-      return modelDisplayConfig.value?.display?.images || 1
+      if (!modelConfig.value) return 4
+      const imageParam = modelConfig.value.params.find((p) => p.ui === 'imageUpload')
+      return imageParam?.maxCount || modelConfig.value.maxImages || 4
     },
 
     isImageRequired() {
-      return modelType.value !== 'text'
+      return !!(modelConfig.value?.params?.find((p) => p.ui === 'imageUpload'))
     },
 
     buildTaskBody(shared) {
-      const modelParams = {
-        prompt: shared.prompt.value,
-        proportion: proportion.value,
-        resolution: resolution.value,
-        duration: duration.value,
-        videoPattern: videoPattern.value,
-      }
+      syncParamValues()
+      const modelParams = { ...paramValues }
+      if (shared.prompt.value) modelParams.prompt = shared.prompt.value
       return modelParams
     },
 
@@ -168,7 +188,7 @@ export function defineVideoPlatform() {
       if (resultData.resolution !== undefined) resolution.value = resultData.resolution
       if (resultData.duration !== undefined) duration.value = resultData.duration
       if (resultData.videoPattern !== undefined) videoPattern.value = resultData.videoPattern
-    },
+    }
   }
 
   return platform