diff --git a/package-lock.json b/package-lock.json
index 1770fe2..c22566f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,7 @@
         "body-parser": "^1.20.2",
         "dotenv": "^16.4.5",
         "express": "^4.18.2",
+        "gpt-tokenizer": "^2.9.0",
         "pg": "^8.16.0",
         "pg-hstore": "^2.3.4",
         "sequelize": "^6.37.7"
@@ -2447,6 +2448,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/gpt-tokenizer": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/gpt-tokenizer/-/gpt-tokenizer-2.9.0.tgz",
+      "integrity": "sha512-YSpexBL/k4bfliAzMrRqn3M6+it02LutVyhVpDeMKrC/O9+pCe/5s8U2hYKa2vFLD5/vHhsKc8sOn/qGqII8Kg==",
+      "license": "MIT"
+    },
     "node_modules/graceful-fs": {
       "version": "4.2.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.11.tgz",
diff --git a/package.json b/package.json
index bcdaff5..a494af6 100644
--- a/package.json
+++ b/package.json
@@ -21,6 +21,7 @@
     "body-parser": "^1.20.2",
     "dotenv": "^16.4.5",
     "express": "^4.18.2",
+    "gpt-tokenizer": "^2.9.0",
     "pg": "^8.16.0",
     "pg-hstore": "^2.3.4",
     "sequelize": "^6.37.7"