fix: kv cache support in builtin backend

config/routes.ts

@@ -135,15 +135,6 @@ export default [
         defaultIcon: 'icon-gpu1',
         component: './resources/components/gpus'
       },
-      {
-        name: 'modelfiles',
-        path: '/resources/modelfiles',
-        key: 'modelfiles',
-        icon: 'icon-files',
-        selectedIcon: 'icon-files-filled',
-        defaultIcon: 'icon-files',
-        component: './resources/components/model-files'
-      },
       {
         name: 'backendsList',
         path: '/resources/backends',
@@ -153,6 +144,15 @@ export default [
         defaultIcon: 'icon-backend',
         access: 'canSeeAdmin',
         component: './backends/index'
+      },
+      {
+        name: 'modelfiles',
+        path: '/resources/modelfiles',
+        key: 'modelfiles',
+        icon: 'icon-files',
+        selectedIcon: 'icon-files-filled',
+        defaultIcon: 'icon-files',
+        component: './resources/components/model-files'
       }
     ]
   },

src/atoms/models.ts

@@ -30,6 +30,7 @@ export const backendOptionsAtom = atom<
     label: string;
     default_backend_param: string[];
     default_version: string;
+    isBuiltIn: boolean;
     versions: { label: string; value: string }[];
   }[]
 >([]);

src/components/seal-form/checkbox-field.tsx

@@ -1,16 +1,18 @@
 import { QuestionCircleOutlined } from '@ant-design/icons';
-import { Checkbox, Tooltip } from 'antd';
+import { Checkbox, CheckboxProps, Tooltip } from 'antd';
 import { CheckboxChangeEvent } from 'antd/es/checkbox';
 import React from 'react';
 
-const CheckboxField: React.FC<{
+const CheckboxField: React.FC<
-  description?: React.ReactNode;
+  {
-  label: React.ReactNode;
+    description?: React.ReactNode;
-  checked?: boolean;
+    label: React.ReactNode;
-  onChange?: (e: CheckboxChangeEvent) => void;
+    checked?: boolean;
-}> = ({ description, label, checked, onChange }) => {
+    onChange?: (e: CheckboxChangeEvent) => void;
+  } & CheckboxProps
+> = ({ description, label, checked, onChange, ...rest }) => {
   return (
-    <Checkbox className="p-l-6" checked={checked} onChange={onChange}>
+    <Checkbox className="p-l-6" checked={checked} onChange={onChange} {...rest}>
       <Tooltip title={description || false}>
         <span style={{ color: 'var(--ant-color-text-tertiary)' }}>{label}</span>
         {!!description && (

src/locales/en-US/models.ts

@@ -187,6 +187,8 @@ export default {
   'models.form.chunkSize': 'Size Of Cache Chunks',
   'models.form.maxCPUSize': 'Maximum CPU Cache Size (GiB)',
   'models.form.remoteURL': 'Remote Storage URL',
+  'models.form.remoteURL.tips':
+    'Refer to the <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">configuration documentation</a> for details.',
   'models.form.runCommandPlaceholder':
     'e.g., vllm serve Qwen/Qwen2.5-1.5B-Instruct',
   'models.accessSettings.public': 'Public',
@@ -206,5 +208,9 @@ export default {
     'You can specify the exact number of GPUs per replica.',
   'models.mymodels.status.inactive': 'Stopped',
   'models.mymodels.status.degrade': 'Abnormal',
-  'models.mymodels.status.active': 'Active'
+  'models.mymodels.status.active': 'Active',
+  'models.form.kvCache.tips':
+    'Available only with built-in backends (vLLM / SGLang) — switch backend in <span class="bold-text">Advanced</span> to enable.',
+  'models.form.kvCache.tips2':
+    'KV cache is only supported when using built-in inference backends (vLLM or SGLang).'
 };

src/locales/ja-JP/models.ts

@@ -184,6 +184,8 @@ export default {
   'models.form.chunkSize': 'Size Of Cache Chunks',
   'models.form.maxCPUSize': 'Maximum CPU Cache Size (GiB)',
   'models.form.remoteURL': 'Remote Storage URL',
+  'models.form.remoteURL.tips':
+    'Refer to the <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">configuration documentation</a> for details.',
   'models.form.runCommandPlaceholder':
     'e.g., vllm serve Qwen/Qwen2.5-1.5B-Instruct',
   'models.accessSettings.public': 'Public',
@@ -203,7 +205,11 @@ export default {
     'You can specify the exact number of GPUs per replica.',
   'models.mymodels.status.inactive': 'Stopped',
   'models.mymodels.status.degrade': 'Abnormal',
-  'models.mymodels.status.active': 'Active'
+  'models.mymodels.status.active': 'Active',
+  'models.form.kvCache.tips':
+    'Available only with built-in backends (vLLM / SGLang) — switch backend in <span class="bold-text">Advanced</span> to enable.',
+  'models.form.kvCache.tips2':
+    'KV cache is only supported when using built-in inference backends (vLLM or SGLang).'
 };
 
 // ========== To-Do: Translate Keys (Remove After Translation) ==========
@@ -247,5 +253,7 @@ export default {
 // 39.  'models.mymodels.status.inactive': 'Stopped',
 // 41.  'models.mymodels.status.degrade': 'Abnormal',
 // 42.  'models.mymodels.status.active': 'Active'
-
+// 43. 'models.form.remoteURL.tips': 'Refer to the <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">configuration documentation</a> for details.',
+// 44. 'models.form.kvCache.tips': 'Available only with built-in backends (vLLM / SGLang) — switch backend in <span class="bold-text">Advanced</span> to enable.'
+// 45. 'models.form.kvCache.tips2': 'KV cache is only supported when using built-in inference backends (vLLM or SGLang).'
 // ========== End of To-Do List ==========

src/locales/ru-RU/models.ts

@@ -187,6 +187,8 @@ export default {
   'models.form.chunkSize': 'Размер чанков кэша',
   'models.form.maxCPUSize': 'Максимальный размер CPU кэша (ГиБ)',
   'models.form.remoteURL': 'URL удаленного хранилища',
+  'models.form.remoteURL.tips':
+    'Refer to the <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">configuration documentation</a> for details.',
   'models.form.runCommandPlaceholder':
     'напр., vllm serve Qwen/Qwen2.5-1.5B-Instruct',
   'models.accessSettings.public': 'Публичный',
@@ -206,11 +208,18 @@ export default {
     'Вы можете указать точное количество GPU на реплику.',
   'models.mymodels.status.inactive': 'Stopped',
   'models.mymodels.status.degrade': 'Abnormal',
-  'models.mymodels.status.active': 'Active'
+  'models.mymodels.status.active': 'Active',
+  'models.form.kvCache.tips':
+    'Available only with built-in backends (vLLM / SGLang) — switch backend in <span class="bold-text">Advanced</span> to enable.',
+  'models.form.kvCache.tips2':
+    'KV cache is only supported when using built-in inference backends (vLLM or SGLang).'
 };
 
 // ========== To-Do: Translate Keys (Remove After Translation) ==========
 // 1. 'models.mymodels.status.inactive': 'Stopped',
 // 3. 'models.mymodels.status.degrade': 'Abnormal',
 // 4. 'models.mymodels.status.active': 'Active'
+// 5. 'models.form.remoteURL.tips': 'Refer to the <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">configuration documentation</a> for details.',
+// 6. 'models.form.kvCache.tips': 'Available only with built-in backends (vLLM / SGLang) — switch backend in <span class="bold-text">Advanced</span> to enable.'
+// 7. 'models.form.kvCache.tips2': 'KV cache is only supported when using built-in inference backends (vLLM or SGLang).';
 // ========== End of To-Do List ==========

src/locales/zh-CN/models.ts

@@ -176,6 +176,8 @@ export default {
   'models.form.chunkSize': '缓存分块大小',
   'models.form.maxCPUSize': 'CPU 缓存最大占用 (GiB)',
   'models.form.remoteURL': '远程存储地址',
+  'models.form.remoteURL.tips':
+    '参考 <a href="https://docs.lmcache.ai/api_reference/configurations.html" target="_blank">配置文档</a> 配置',
   'models.form.runCommandPlaceholder':
     '例如，vllm serve Qwen/Qwen2.5-1.5B-Instruct',
   'models.accessSettings.public': '公开',
@@ -194,5 +196,9 @@ export default {
   'models.form.gpusAllocationType.custom.tips': '您可以指定每个副本的 GPU 数量',
   'models.mymodels.status.inactive': '已停止',
   'models.mymodels.status.degrade': '异常',
-  'models.mymodels.status.active': '可用'
+  'models.mymodels.status.active': '可用',
+  'models.form.kvCache.tips':
+    '仅在内置后端（vLLM / SGLang）可用 —— 请在<span class="bold-text">高级</span>配置中切换后端以启用。',
+  'models.form.kvCache.tips2':
+    '仅在使用内置推理后端（vLLM 或 SGLang）时支持 KV 缓存。'
 };

src/pages/backends/components/import-yaml.tsx

@@ -101,7 +101,7 @@ const ImportYAML: React.FC<ImportYAMLProps> = forwardRef(
     const renderHeader = () => {
       return (
         <Header>
-          <span className="title">YAML Editor</span>
+          <span className="title">YAML</span>
           <Upload
             name="file"
             multiple={false}
@@ -110,7 +110,7 @@ const ImportYAML: React.FC<ImportYAMLProps> = forwardRef(
             accept=".yaml,.yml,text/yaml,application/x-yaml"
           >
             <Button icon={<ImportOutlined />} type="text" size="small">
-              Import
+              {intl.formatMessage({ id: 'common.button.import' })}
             </Button>
           </Upload>
         </Header>

src/pages/backends/config/index.ts

@@ -2,6 +2,7 @@ import MindIELogo from '@/assets/logo/ascend.png';
 import SGLangLogo from '@/assets/logo/sglang.png';
 import vLLMLogo from '@/assets/logo/vllm.png';
 import icons from '@/components/icon-font/icons';
+import { backendOptionsMap } from '@/pages/llmodels/config/backend-parameters';
 import jsYaml from 'js-yaml';
 import { trim } from 'lodash';
 
@@ -16,18 +17,11 @@ const SealYamlType = new jsYaml.Type('!seal', {
 
 const SEAL_SCHEMA = jsYaml.DEFAULT_SCHEMA.extend([SealYamlType]);
 
-export const builtInBackends = {
-  SGLang: 'SGLang',
-  vLLM: 'vLLM',
-  MindIE: 'MindIE',
-  VoxBox: 'voxbox'
-};
-
 export const builtInBackendLogos: Record<string, string> = {
-  [builtInBackends.SGLang]: SGLangLogo,
+  [backendOptionsMap.SGLang]: SGLangLogo,
-  [builtInBackends.vLLM]: vLLMLogo,
+  [backendOptionsMap.vllm]: vLLMLogo,
-  [builtInBackends.MindIE]: MindIELogo,
+  [backendOptionsMap.ascendMindie]: MindIELogo,
-  [builtInBackends.VoxBox]: ''
+  [backendOptionsMap.voxBox]: ''
 };
 
 export const backendActions = [

src/pages/backends/config/schema/update-builtin.json

@@ -23,7 +23,7 @@
     "version_configs": {
       "type": "object",
       "patternProperties": {
-        "^[a-zA-Z0-9._-]+-custom$": {
+        "^[a-zA-Z0-9._-]+$": {
           "type": "object",
           "properties": {
             "image_name": {
@@ -44,7 +44,7 @@
         }
       },
       "additionalProperties": false,
-      "description": "multiple backend versions ending with -custom"
+      "description": "multiple backend versions"
     }
   },
   "required": ["version_configs"],

src/pages/llmodels/config/backend-parameters/index.ts

@@ -7,7 +7,8 @@ export const backendOptionsMap = {
   vllm: 'vLLM',
   voxBox: 'VoxBox',
   ascendMindie: 'MindIE',
-  custom: 'Custom'
+  custom: 'Custom',
+  SGLang: 'SGLang'
 };
 
 export interface BackendParameter {
@@ -36,5 +37,6 @@ export default {
   [backendOptionsMap.vllm]: generateBackendParameters(vllmParameters),
   [backendOptionsMap.ascendMindie]: generateBackendParameters(mindieParameters),
   [backendOptionsMap.voxBox]: [],
-  [backendOptionsMap.custom]: []
+  [backendOptionsMap.custom]: [],
+  [backendOptionsMap.SGLang]: []
 };

src/pages/llmodels/config/types.ts

@@ -260,6 +260,7 @@ export interface BackendOption {
   label: string;
   default_backend_param: string[];
   default_version: string;
+  isBuiltIn: boolean;
   versions: { label: string; value: string }[];
 }
 
@@ -273,6 +274,7 @@ export interface BackendItem {
   from_config: boolean;
   default_version: string;
   default_backend_param: string[];
+  is_built_in: boolean;
   versions: {
     version: string;
     is_deprecated: boolean;

src/pages/llmodels/forms/index.tsx

@@ -184,11 +184,26 @@ const DataForm: React.FC<DataFormProps> = forwardRef((props, ref) => {
     };
   };
 
+  const updateKVCacheConfig = (backend: string, option: BackendOption) => {
+    if (
+      !option.isBuiltIn &&
+      [backendOptionsMap.SGLang, backendOptionsMap.vllm].includes(backend)
+    ) {
+      return {
+        extended_kv_cache: {
+          enabled: false
+        }
+      };
+    }
+    return {};
+  };
+
   const handleBackendChange = async (val: string, option: BackendOption) => {
     form.setFieldsValue({
       env: null,
       backend_version: option.default_version || '',
       backend_parameters: option.default_backend_param || [],
+      ...updateKVCacheConfig(val, option),
       ...updateGPUSelector(val)
     });
     onBackendChange?.(val);

src/pages/llmodels/forms/kv-cache.tsx

@@ -3,14 +3,17 @@ import SealInputNumber from '@/components/seal-form/input-number';
 import SealInput from '@/components/seal-form/seal-input';
 import { useIntl } from '@umijs/max';
 import { Form } from 'antd';
+import { useMemo } from 'react';
+import { backendOptionsMap } from '../config/backend-parameters';
 import { useFormContext } from '../config/form-context';
 import { FormData } from '../config/types';
 
 const KVCacheForm = () => {
   const intl = useIntl();
   const form = Form.useFormInstance();
-  const { onValuesChange } = useFormContext();
+  const { onValuesChange, backendOptions } = useFormContext();
   const kvCacheEnabled = Form.useWatch(['extended_kv_cache', 'enabled'], form);
+  const backend = Form.useWatch('backend', form);
 
   const handleOnChange = async (e: any) => {
     if (e.target.checked) {
@@ -29,6 +32,19 @@ const KVCacheForm = () => {
     onValuesChange?.({}, form.getFieldsValue());
   };
 
+  const builtInBackend = useMemo(() => {
+    const currentBackend = backendOptions.find(
+      (item) => item.value === backend
+    );
+
+    return (
+      currentBackend?.isBuiltIn &&
+      [backendOptionsMap.SGLang, backendOptionsMap.vllm].includes(
+        backend as string
+      )
+    );
+  }, [backend, backendOptions]);
+
   return (
     <>
       <div style={{ paddingBottom: 22 }}>
@@ -37,8 +53,21 @@ const KVCacheForm = () => {
           name={['extended_kv_cache', 'enabled']}
           valuePropName="checked"
           style={{ padding: '0 10px', marginBottom: 0 }}
+          extra={
+            !builtInBackend && (
+              <span
+                dangerouslySetInnerHTML={{
+                  __html: intl.formatMessage({ id: 'models.form.kvCache.tips' })
+                }}
+              ></span>
+            )
+          }
         >
           <CheckboxField
+            description={intl.formatMessage({
+              id: 'models.form.kvCache.tips2'
+            })}
+            disabled={!builtInBackend}
             onChange={handleOnChange}
             label={intl.formatMessage({ id: 'models.form.extendedkvcache' })}
           ></CheckboxField>
@@ -65,6 +94,15 @@ const KVCacheForm = () => {
           </Form.Item>
           <Form.Item<FormData> name={['extended_kv_cache', 'remote_url']}>
             <SealInput.Input
+              description={
+                <span
+                  dangerouslySetInnerHTML={{
+                    __html: intl.formatMessage({
+                      id: 'models.form.remoteURL.tips'
+                    })
+                  }}
+                ></span>
+              }
               label={intl.formatMessage({ id: 'models.form.remoteURL' })}
               min={0}
               step={1}

src/pages/llmodels/hooks/use-query-backends.ts

@@ -14,6 +14,7 @@ export default function useQueryBackends() {
           label: item.backend_name,
           default_backend_param: item.default_backend_param || [],
           default_version: item.default_version,
+          isBuiltIn: item.is_built_in,
           versions: (item.versions || []).map((vItem) => ({
             label: vItem.version,
             value: vItem.version