diff --git a/agent-service/bun.lock b/agent-service/bun.lock
index 91ce7bddced..4685ed1d166 100644
--- a/agent-service/bun.lock
+++ b/agent-service/bun.lock
@@ -13,7 +13,7 @@
         "elysia": "1.4.29",
         "pino": "10.3.1",
         "rxjs": "7.8.2",
-        "zod": "3.25.76",
+        "zod": "4.6.6",
       },
       "devDependencies": {
         "@types/bun": "1.4.0",
@@ -230,6 +230,6 @@
 
     "wrappy": ["wrappy@1.0.2", "", {}, "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="],
 
-    "zod": ["zod@3.25.76", "", {}, "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ=="],
+    "zod": ["zod@4.6.6", "", {}, "sha512-4UmzQUF5fxvfcYHlbjBmejU+w+hbDnWFx4aS8kBx7nPBHcO2SqPbpAG8snbdg+Xse4pRefR98hgjFgIMCI/UhA=="],
   }
 }
diff --git a/agent-service/package.json b/agent-service/package.json
index c64b724f47a..238dd0d394b 100644
--- a/agent-service/package.json
+++ b/agent-service/package.json
@@ -23,7 +23,7 @@
     "elysia": "1.4.29",
     "pino": "10.3.1",
     "rxjs": "7.8.2",
-    "zod": "3.25.76"
+    "zod": "4.6.6"
   },
   "devDependencies": {
     "@types/bun": "1.4.0",
diff --git a/frontend/package.json b/frontend/package.json
index a3d30139cd4..672f82c8e76 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -75,7 +75,7 @@
     "y-quill": "1.0.0",
     "y-websocket": "1.5.4",
     "yjs": "13.6.31",
-    "zod": "3.25.76",
+    "zod": "4.6.6",
     "zone.js": "0.15.1"
   },
   "resolutions": {
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index a5d8706683f..c6b113b82f0 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -10790,7 +10790,7 @@ __metadata:
     y-quill: "npm:1.0.0"
     y-websocket: "npm:1.5.4"
     yjs: "npm:13.6.31"
-    zod: "npm:3.25.76"
+    zod: "npm:4.6.6"
     zone.js: "npm:0.15.1"
   languageName: unknown
   linkType: soft
@@ -18254,13 +18254,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"zod@npm:3.25.76":
-  version: 3.25.76
-  resolution: "zod@npm:3.25.76"
-  checksum: 10c0/5718ec35e3c40b600316c5b4c5e4976f7fee68151bc8f8d90ec18a469be9571f072e1bbaace10f1e85cf8892ea12d90821b200e980ab46916a6166a4260a983c
-  languageName: node
-  linkType: hard
-
 "zod@npm:4.3.6, zod@npm:^3.25 || ^4.0":
   version: 4.3.6
   resolution: "zod@npm:4.3.6"
@@ -18268,6 +18261,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"zod@npm:4.6.6":
+  version: 4.6.6
+  resolution: "zod@npm:4.6.6"
+  checksum: 10c0/447a3113bb743c54ab839213ff95e9e8c197cc1206f65270c18aac35aa70c47a5c8cab753be911b574df9a8a9801ea74ed6be776575232cae0084e51dab3e970
+  languageName: node
+  linkType: hard
+
 "zone.js@npm:0.15.1":
   version: 0.15.1
   resolution: "zone.js@npm:0.15.1"