diff --git a/apps/admin-web/src/api/adminApiTypes.ts b/apps/admin-web/src/api/adminApiTypes.ts
index 715d40d64..ceb6db413 100644
--- a/apps/admin-web/src/api/adminApiTypes.ts
+++ b/apps/admin-web/src/api/adminApiTypes.ts
@@ -1174,6 +1174,7 @@ export interface AdminWalletRestrictionResponse {
   wallet: AdminProfileWalletPayload;
 }
 export type AdminAgcAgentMode = 'codex' | 'cc';
+export type AdminAgcModelAccess = 'basic' | 'full';
 export type AdminAgcModelProtocol =
   | 'openai_responses'
   | 'openai_chat'
@@ -1187,6 +1188,8 @@ export interface AdminAgcModel {
   agentMode: AdminAgcAgentMode;
   /** 上游线协议，与执行器正交。 */
   protocol?: AdminAgcModelProtocol;
+  /** 该模型要求的会员档位，缺省 `basic`（失败开放）。 */
+  access?: AdminAgcModelAccess;
 }
 
 export interface AdminAgcModelCatalog {
diff --git a/apps/admin-web/src/pages/AdminAgcModelsPage.test.tsx b/apps/admin-web/src/pages/AdminAgcModelsPage.test.tsx
index feb4ce9d3..3279a5342 100644
--- a/apps/admin-web/src/pages/AdminAgcModelsPage.test.tsx
+++ b/apps/admin-web/src/pages/AdminAgcModelsPage.test.tsx
@@ -101,10 +101,46 @@ test('new models default to Codex and save the selected Agent mode', async () =>
       modelId: '',
       enabled: true,
       agentMode: 'cc',
+      access: 'basic',
     });
   });
 });
 
+test('权限档可按模型单独选择并随目录保存', async () => {
+  const catalog = {
+    revision: 3,
+    defaultModelId: 'quality',
+    models: [
+      {
+        id: 'quality',
+        alias: '高质量',
+        modelId: 'gpt-6-astra',
+        enabled: true,
+        agentMode: 'codex' as const,
+        access: 'basic' as const,
+      },
+    ],
+  };
+  vi.mocked(getAgcModelCatalog).mockResolvedValue(catalog);
+  vi.mocked(saveAgcModelCatalog).mockImplementation(async (_, input) => ({
+    ...input,
+    revision: 4,
+  }));
+  render(<AdminAgcModelsPage token="test" onUnauthorized={vi.fn()} />);
+  await screen.findByDisplayValue('gpt-6-astra');
+
+  const access = screen.getByLabelText('模型 1 权限档') as HTMLSelectElement;
+  expect(access.value).toBe('basic');
+  fireEvent.change(access, { target: { value: 'full' } });
+  fireEvent.click(screen.getByRole('button', { name: '保存' }));
+
+  await waitFor(() => {
+    const calls = vi.mocked(saveAgcModelCatalog).mock.calls;
+    const payload = calls[calls.length - 1]?.[1];
+    expect(payload?.models[0]).toMatchObject({ access: 'full' });
+  });
+});
+
 test('协议与 Agent 模式是独立字段，可按模型单独选择', async () => {
   const catalog = {
     revision: 3,
diff --git a/apps/admin-web/src/pages/AdminAgcModelsPage.tsx b/apps/admin-web/src/pages/AdminAgcModelsPage.tsx
index b009aa222..9e14400cb 100644
--- a/apps/admin-web/src/pages/AdminAgcModelsPage.tsx
+++ b/apps/admin-web/src/pages/AdminAgcModelsPage.tsx
@@ -118,6 +118,7 @@ export function AdminAgcModelsPage({
           { key: 'modelId', label: '实际模型名' },
           { key: 'agentMode', label: 'Agent 模式' },
           { key: 'protocol', label: '协议' },
+          { key: 'access', label: '权限档' },
           { key: 'enabled', label: '启用' },
           { key: 'default', label: '默认' },
           { key: 'actions', label: '操作' },
@@ -159,6 +160,7 @@ export function AdminAgcModelsPage({
                             enabled: true,
                             agentMode: 'codex',
                             protocol: 'openai_responses',
+                            access: 'basic',
                           },
                         ],
                       },
@@ -246,6 +248,21 @@ export function AdminAgcModelsPage({
                   <option value="anthropic">Anthropic Messages</option>
                 </select>
               </td>
+              <td>
+                <select
+                  aria-label={`模型 ${index + 1} 权限档`}
+                  value={model.access ?? 'basic'}
+                  disabled={busy}
+                  onChange={(e) =>
+                    update(model.id, {
+                      access: e.target.value as AdminAgcModel['access'],
+                    })
+                  }
+                >
+                  <option value="basic">基础模型</option>
+                  <option value="full">高性能模型</option>
+                </select>
+              </td>
               <td>
                 <input
                   aria-label={`模型 ${index + 1} 启用`}
diff --git a/scripts/admin-web-fake-api.mjs b/scripts/admin-web-fake-api.mjs
index e017c4078..3d10484b3 100644
--- a/scripts/admin-web-fake-api.mjs
+++ b/scripts/admin-web-fake-api.mjs
@@ -1075,18 +1075,21 @@ function route(pathname, method, url, requestBody = '') {
           alias: '标准模型',
           modelId: 'gpt-5.6-sol',
           enabled: true,
+          access: 'full',
         },
         {
           id: 'model_terra',
           alias: '快速模型',
           modelId: 'gpt-5.6-terra',
           enabled: true,
+          access: 'basic',
         },
         {
           id: 'model_legacy',
           alias: '旧版模型',
           modelId: 'gpt-5.4',
           enabled: false,
+          access: 'basic',
         },
       ],
     };
diff --git a/server-rs/crates/api-server/src/agc_models.rs b/server-rs/crates/api-server/src/agc_models.rs
index 4875fec63..6f265632f 100644
--- a/server-rs/crates/api-server/src/agc_models.rs
+++ b/server-rs/crates/api-server/src/agc_models.rs
@@ -8,8 +8,8 @@ use axum::{
     http::StatusCode,
 };
 use module_runtime::{
-    AGC_MODEL_CATALOG_CONFLICT, AGC_MODEL_CATALOG_NOT_INITIALIZED, AgcAgentMode, AgcModelCatalog,
-    AgcModelProtocol,
+    AGC_MODEL_CATALOG_CONFLICT, AGC_MODEL_CATALOG_NOT_INITIALIZED, AgcAgentMode, AgcModelAccess,
+    AgcModelCatalog, AgcModelProtocol,
 };
 use shared_contracts::admin::{AdminAgcModel, AdminAgcModelCatalog};
 use spacetime_client::SpacetimeClientError;
@@ -244,6 +244,10 @@ pub async fn admin_save_agc_models(
                 .map_err(|message| {
                     AppError::from_status(StatusCode::BAD_REQUEST).with_message(message)
                 })?;
+            let access = AgcModelAccess::parse(&m.access).ok_or_else(|| {
+                AppError::from_status(StatusCode::BAD_REQUEST)
+                    .with_message("权限档只允许 basic 或 full")
+            })?;
             Ok(module_runtime::AgcModel {
                 id: m.id,
                 alias: m.alias,
@@ -251,6 +255,7 @@ pub async fn admin_save_agc_models(
                 enabled: m.enabled,
                 agent_mode,
                 protocol,
+                access,
             })
         })
         .collect::<Result<Vec<_>, AppError>>()?;
@@ -297,6 +302,7 @@ fn catalog_dto(catalog: AgcModelCatalog) -> AdminAgcModelCatalog {
                     enabled: m.enabled,
                     agent_mode: m.agent_mode.as_str().to_string(),
                     protocol: Some(protocol),
+                    access: m.access.as_str().to_string(),
                 }
             })
             .collect(),
diff --git a/server-rs/crates/shared-contracts/src/admin.rs b/server-rs/crates/shared-contracts/src/admin.rs
index 6516d4e20..a0ff50bbd 100644
--- a/server-rs/crates/shared-contracts/src/admin.rs
+++ b/server-rs/crates/shared-contracts/src/admin.rs
@@ -1704,6 +1704,11 @@ fn default_codex_agent_mode() -> String {
     "codex".to_string()
 }
 
+/// 存量后台请求缺省为 `basic`（失败开放），只有人工标注才收紧到 `full`。
+fn default_basic_agc_model_access() -> String {
+    "basic".to_string()
+}
+
 #[derive(Clone, Debug, serde::Serialize, serde::Deserialize)]
 #[serde(rename_all = "camelCase", deny_unknown_fields)]
 pub struct AdminAgcModel {
@@ -1718,6 +1723,9 @@ pub struct AdminAgcModel {
     /// 服务端回读时始终给出解析后的具体值。
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub protocol: Option<String>,
+    /// 该模型要求的会员档位：`basic`（缺省，对全部档位开放）/ `full`（后台人工标注）。
+    #[serde(default = "default_basic_agc_model_access")]
+    pub access: String,
 }
 
 #[derive(Clone, Debug, serde::Serialize, serde::Deserialize)]