diff --git a/dashboard/src/views/alkaid/KnowledgeBase.vue b/dashboard/src/views/alkaid/KnowledgeBase.vue
index c3f0b4244..e31644e47 100644
--- a/dashboard/src/views/alkaid/KnowledgeBase.vue
+++ b/dashboard/src/views/alkaid/KnowledgeBase.vue
@@ -5,8 +5,8 @@
             <div v-if="!installed" class="d-flex align-center justify-center flex-column"
                 style="flex-grow: 1; width: 100%; height: 100%;">
                 <h2>还没有安装知识库插件</h2>
-                <v-btn style="margin-top: 16px;" variant="tonal" color="primary"
-                    @click="installPlugin" :loading="installing">
+                <v-btn style="margin-top: 16px;" variant="tonal" color="primary" @click="installPlugin"
+                    :loading="installing">
                     立即安装
                 </v-btn>
             </div>
@@ -49,9 +49,9 @@
                 <div style="padding: 16px; text-align: center;">
                     <small style="color: #a3a3a3">Tips: 在聊天页面通过 /kb 指令了解如何使用！</small>
                 </div>
-                
+
             </div>
-            
+
         </div>
 
         <!-- 创建知识库对话框 -->
@@ -73,9 +73,11 @@
                         <v-textarea v-model="newKB.description" label="描述" variant="outlined" placeholder="知识库的简短描述..."
                             rows="3"></v-textarea>
 
-                        <v-select v-model="newKB.embedding_provider_id" :items="embeddingProviderConfigs" :item-props="embeddingModelProps" label="Embedding(嵌入)模型"
-                            variant="outlined" class="mt-2">
+                        <v-select v-model="newKB.embedding_provider_id" :items="embeddingProviderConfigs"
+                            :item-props="embeddingModelProps" label="Embedding(嵌入)模型" variant="outlined" class="mt-2">
                         </v-select>
+
+                        <small>Tips: 一旦选择了一个知识库的嵌入模型，请不要再修改该提供商的模型或者向量维度信息，否则将严重影响该知识库的召回率甚至报错。</small>
                     </v-form>
                 </v-card-text>
                 <v-card-actions>
@@ -122,6 +124,18 @@
                     </v-btn>
                 </v-card-title>
 
+                <div v-if="currentKB._embedding_provider_config" class="px-6 py-2">
+                    <v-chip class="mr-2" color="primary" variant="tonal" size="small" rounded="sm">
+                        <v-icon start size="small">mdi-database</v-icon>
+                        嵌入模型: {{ currentKB._embedding_provider_config.embedding_model }}
+                    </v-chip>
+                    <v-chip color="secondary" variant="tonal" size="small" rounded="sm">
+                        <v-icon start size="small">mdi-vector-point</v-icon>
+                        向量维度: {{ currentKB._embedding_provider_config.embedding_dimensions }}
+                    </v-chip>
+                    <small style="margin-left: 8px;">💡 使用方式: 在聊天页中输入 “/kb use {{ currentKB.collection_name }}”</small>
+                </div>
+
                 <v-card-text>
                     <v-tabs v-model="activeTab">
                         <v-tab value="upload">上传文件</v-tab>
@@ -144,6 +158,54 @@
                                     <p class="mt-2">拖放文件到这里或点击上传</p>
                                 </div>
 
+                                <!-- 优化后的分片长度和重叠长度设置 -->
+                                <v-card class="mt-4 chunk-settings-card" variant="outlined" color="grey-lighten-4">
+                                    <v-card-title class="pa-4 pb-0 d-flex align-center">
+                                        <v-icon color="primary" class="mr-2">mdi-puzzle-outline</v-icon>
+                                        <span class="text-subtitle-1 font-weight-bold">分片设置</span>
+                                        <v-tooltip location="top">
+                                            <template v-slot:activator="{ props }">
+                                                <v-icon v-bind="props" class="ml-2" size="small" color="grey">
+                                                    mdi-information-outline
+                                                </v-icon>
+                                            </template>
+                                            <span>
+                                                分片长度决定每块文本的大小，重叠长度决定相邻文本块之间的重叠程度。<br>
+                                                较小的分片更精确但会增加数量，适当的重叠可提高检索准确性。
+                                            </span>
+                                        </v-tooltip>
+                                    </v-card-title>
+                                    <v-card-text class="pa-4 pt-2">
+                                        <div class="d-flex flex-wrap" style="gap: 8px">
+                                            <v-text-field
+                                                v-model="chunkSize"
+                                                label="分片长度"
+                                                type="number"
+                                                hint="控制每个文本块大小，留空使用默认值"
+                                                persistent-hint
+                                                variant="outlined"
+                                                density="comfortable"
+                                                class="flex-grow-1 chunk-field"
+                                                prepend-inner-icon="mdi-text-box-outline"
+                                                min="50"
+                                            ></v-text-field>
+                                            
+                                            <v-text-field
+                                                v-model="overlap"
+                                                label="重叠长度"
+                                                type="number"
+                                                hint="控制相邻文本块重叠度，留空使用默认值"
+                                                persistent-hint
+                                                variant="outlined"
+                                                density="comfortable"
+                                                class="flex-grow-1 chunk-field"
+                                                prepend-inner-icon="mdi-vector-intersection"
+                                                min="0"
+                                            ></v-text-field>
+                                        </div>
+                                    </v-card-text>
+                                </v-card>
+
                                 <div class="selected-files mt-4" v-if="selectedFile">
                                     <div type="info" variant="tonal" class="d-flex align-center">
                                         <div>
@@ -301,6 +363,8 @@ export default {
             },
             activeTab: 'upload',
             selectedFile: null,
+            chunkSize: null,
+            overlap: null,
             uploading: false,
             searchQuery: '',
             searchResults: [],
@@ -323,7 +387,7 @@ export default {
         embeddingModelProps(providerConfig) {
             return {
                 title: providerConfig.embedding_model,
-                subtitle: `提供商 ID: ${providerConfig.id}`,
+                subtitle: `提供商 ID: ${providerConfig.id} | 嵌入模型维度: ${providerConfig.embedding_dimensions}`,
             }
         },
         checkPlugin() {
@@ -439,6 +503,9 @@ export default {
             this.searchQuery = '';
             this.searchResults = [];
             this.searchPerformed = false;
+            // 重置分片长度和重叠长度参数
+            this.chunkSize = null;
+            this.overlap = null;
         },
 
         triggerFileInput() {
@@ -492,6 +559,15 @@ export default {
             const formData = new FormData();
             formData.append('file', this.selectedFile);
             formData.append('collection_name', this.currentKB.collection_name);
+            
+            // 添加可选的分片长度和重叠长度参数
+            if (this.chunkSize && this.chunkSize > 0) {
+                formData.append('chunk_size', this.chunkSize);
+            }
+            
+            if (this.overlap && this.overlap >= 0) {
+                formData.append('chunk_overlap', this.overlap);
+            }
 
             axios.post('/api/plug/alkaid/kb/collection/add_file', formData, {
                 headers: {
@@ -500,7 +576,7 @@ export default {
             })
                 .then(response => {
                     if (response.data.status === 'ok') {
-                        this.showSnackbar('文件上传成功');
+                        this.showSnackbar('操作成功: ' + response.data.message);
                         this.selectedFile = null;
 
                         // 刷新知识库列表，获取更新的数量
@@ -792,4 +868,28 @@ export default {
 .kb-card:hover .kb-actions {
     opacity: 1;
 }
+
+.chunk-settings-card {
+    border: 1px solid rgba(92, 107, 192, 0.2) !important;
+    transition: all 0.3s ease;
+}
+
+.chunk-settings-card:hover {
+    border-color: rgba(92, 107, 192, 0.4) !important;
+    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07) !important;
+}
+
+.chunk-field :deep(.v-field__input) {
+    padding-top: 8px;
+    padding-bottom: 8px;
+}
+
+.chunk-field :deep(.v-field__prepend-inner) {
+    padding-right: 8px;
+    opacity: 0.7;
+}
+
+.chunk-field:focus-within :deep(.v-field__prepend-inner) {
+    opacity: 1;
+}
 </style>