diff --git a/sdks/typescript/package-lock.json b/sdks/typescript/package-lock.json
index 1937627..2295ac2 100644
--- a/sdks/typescript/package-lock.json
+++ b/sdks/typescript/package-lock.json
@@ -15,7 +15,7 @@
         "prompts": "^2.4.2",
         "syllable": "^5.0.1",
         "text-readability": "^1.1.1",
-        "zod": "^3.22.4"
+        "zod": "^4.4.3"
       },
       "bin": {
         "evaluators-batch": "dist/batch/cli.js"
@@ -4727,9 +4727,10 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
+      "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
diff --git a/sdks/typescript/package.json b/sdks/typescript/package.json
index e17dd03..9149c97 100644
--- a/sdks/typescript/package.json
+++ b/sdks/typescript/package.json
@@ -83,7 +83,7 @@
     "prompts": "^2.4.2",
     "syllable": "^5.0.1",
     "text-readability": "^1.1.1",
-    "zod": "^3.22.4"
+    "zod": "^4.4.3"
   },
   "devDependencies": {
     "@ai-sdk/anthropic": "^3.0.12",