diff --git a/package.json b/package.json
index 2710f0d..bb01c93 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/ai",
-  "version": "0.0.22",
+  "version": "0.0.23",
   "description": "AI Center Services",
   "main": "index.js",
   "basename": "/root/ai-center-services",
@@ -27,7 +27,7 @@
   ],
   "author": "abearxiong <xiongxiao@xiongxiao.me> (https://www.xiongxiao.me)",
   "license": "MIT",
-  "packageManager": "pnpm@10.28.1",
+  "packageManager": "pnpm@10.28.2",
   "type": "module",
   "publishConfig": {
     "registry": "https://registry.npmjs.org/",
@@ -48,7 +48,7 @@
     }
   },
   "devDependencies": {
-    "@kevisual/router": "0.0.60",
+    "@kevisual/router": "0.0.62",
     "@kevisual/types": "^0.0.12",
     "@kevisual/use-config": "^1.0.28",
     "@types/bun": "^1.3.6",
diff --git a/src/provider/chat-adapter/cnb.ts b/src/provider/chat-adapter/cnb.ts
index ab53117..c4389eb 100644
--- a/src/provider/chat-adapter/cnb.ts
+++ b/src/provider/chat-adapter/cnb.ts
@@ -1,18 +1,30 @@
 import { BaseChat, BaseChatOptions } from '../core/chat.ts';
-
+import { Result } from '@kevisual/query'
 export type CNBOptions = Partial<BaseChatOptions>;
 export class CNBChat extends BaseChat {
   static BASE_URL = 'https://api.cnb.cool/{repo}/-/ai';
+  repo: string;
   constructor(options: CNBOptions & { repo: string }) {
     const baseURL = CNBChat.BASE_URL.replace('{repo}', options.repo);
-    super({ ...(options as BaseChatOptions), baseURL: baseURL });
+    super({ model: "hunyuan-a13b", ...(options as BaseChatOptions), baseURL: baseURL });
   }
-  query({ repo, ...rest }: CNBQueryParam & { repo: string }) {
-    const baseURL = 'https://api.cnb.cool/{repo}/-/knowledge/base/query'
-      .replace('{repo}', repo);
-    this.post(baseURL, {
-      data: rest,
-    });
+  async query(params: CNBQueryParam): Promise<Result<QueryRag[]>> {
+    const url = this.baseURL.replace('/ai', '/knowledge/base/query');
+    const response = await this.post(url, {
+      data: {
+        score_threshold: 0.62,
+        top_k: 10,
+        ...params
+      },
+    })
+    if (!response.ok) {
+      throw new Error(`query API error: ${response.status} ${response.statusText}`);
+    }
+    const res = await response.json() as QueryRag[];
+    return {
+      code: 200,
+      data: res || [],
+    }
   }
 }
 
@@ -31,4 +43,17 @@ export type CNBQueryParam = {
   },
   score_threshold?: number;
   top_k?: number;
+}
+
+type QueryRag = {
+  chunk: string;
+  score: number;
+  metadata: {
+    hash: string;
+    name: string;
+    path: string;
+    position: string;
+    type: string; // code, text
+    url: string;
+  }
 }
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