diff --git a/package-lock.json b/package-lock.json
index 815be25..c0fd4a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,7 +8,6 @@
       "name": "malacca",
       "version": "0.0.0",
       "dependencies": {
-        "gpt-tokenizer": "^2.2.1",
         "hono": "^4.5.5"
       },
       "devDependencies": {
@@ -2338,15 +2337,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/gpt-tokenizer": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/gpt-tokenizer/-/gpt-tokenizer-2.2.1.tgz",
-      "integrity": "sha512-JYvLWTpPtFGz7eS7uixHslv3L96zka0n18MlQeH5YVl5F6mNhssxzSBTeqwNfW8A0AQIMYEaOfbSr+MaoCUvpg==",
-      "license": "MIT",
-      "dependencies": {
-        "rfc4648": "^1.5.2"
-      }
-    },
     "node_modules/graphemer": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/graphemer/-/graphemer-1.4.0.tgz",
@@ -3224,12 +3214,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/rfc4648": {
-      "version": "1.5.3",
-      "resolved": "https://registry.npmjs.org/rfc4648/-/rfc4648-1.5.3.tgz",
-      "integrity": "sha512-MjOWxM065+WswwnmNONOT+bD1nXzY9Km6u3kzvnx8F8/HXGZdz3T6e6vZJ8Q/RIMUSp/nxqjH3GwvJDy8ijeQQ==",
-      "license": "MIT"
-    },
     "node_modules/rollup": {
       "version": "4.21.2",
       "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.21.2.tgz",
diff --git a/package.json b/package.json
index 384010e..a5a4ad8 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,6 @@
     "wrangler": "^3.60.3"
   },
   "dependencies": {
-    "gpt-tokenizer": "^2.2.1",
     "hono": "^4.5.5"
   }
 }
diff --git a/src/index.ts b/src/index.ts
index 819754e..daae7a4 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,4 @@
 import { Hono, Context } from 'hono'
-import { encodeChat } from 'gpt-tokenizer'
 
 type Bindings = {
   MALACCA: AnalyticsEngineDataset,
@@ -40,7 +39,7 @@ async function handleChat(c: Context) {
     return c.text('Internal Server Error', 500)
   }
   const decoder = new TextDecoder('utf-8');
-  let prompt_tokens = encodeChat(body['messages']).length;
+  let prompt_tokens = 0;
   let completion_tokens = 0;
   
   if (response.status == 200) {