diff --git a/apps/api/package.json b/apps/api/package.json
index 5d724dc75..b2f97ba83 100644
--- a/apps/api/package.json
+++ b/apps/api/package.json
@@ -43,6 +43,7 @@
     "@types/node": "^20.14.1",
     "@types/pdf-parse": "^1.1.4",
     "@types/supertest": "^6.0.2",
+    "@types/tough-cookie": "^4.0.5",
     "jest": "^29.6.3",
     "jest-fetch-mock": "^3.0.3",
     "prettier": "^3.4.2",
@@ -130,7 +131,7 @@
     "supabase": "^1.77.9",
     "systeminformation": "^5.22.11",
     "tldts": "^6.1.75",
-    "tough-cookie": "^5.1.2",
+    "tough-cookie": "^4.1.4",
     "turndown": "^7.1.3",
     "turndown-plugin-gfm": "^1.0.2",
     "undici": "^7.10.0",
diff --git a/apps/api/pnpm-lock.yaml b/apps/api/pnpm-lock.yaml
index 1567f780b..4538b6625 100644
--- a/apps/api/pnpm-lock.yaml
+++ b/apps/api/pnpm-lock.yaml
@@ -154,7 +154,7 @@ importers:
         version: 1.1.5
       http-cookie-agent:
         specifier: ^7.0.1
-        version: 7.0.1(tough-cookie@5.1.2)(undici@7.10.0)
+        version: 7.0.1(tough-cookie@4.1.4)(undici@7.10.0)
       ioredis:
         specifier: ^5.6.1
         version: 5.6.1
@@ -243,8 +243,8 @@ importers:
         specifier: ^6.1.75
         version: 6.1.75
       tough-cookie:
-        specifier: ^5.1.2
-        version: 5.1.2
+        specifier: ^4.1.4
+        version: 4.1.4
       turndown:
         specifier: ^7.1.3
         version: 7.2.0
@@ -315,6 +315,9 @@ importers:
       '@types/supertest':
         specifier: ^6.0.2
         version: 6.0.2
+      '@types/tough-cookie':
+        specifier: ^4.0.5
+        version: 4.0.5
       jest:
         specifier: ^29.6.3
         version: 29.7.0(@types/node@20.14.1)(ts-node@10.9.2(@types/node@20.14.1)(typescript@5.8.3))
@@ -3660,6 +3663,9 @@ packages:
     resolution: {integrity: sha512-YWWTjgABSKcvs/nWBi9PycY/JiPJqOD4JA6o9Sej2AtvSGarXxKC3OQSk4pAarbdQlKAh5D4FCQkJNkW+GAn3w==}
     engines: {node: '>=0.6'}
 
+  querystringify@2.2.0:
+    resolution: {integrity: sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ==}
+
   range-parser@1.2.1:
     resolution: {integrity: sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==}
     engines: {node: '>= 0.6'}
@@ -3732,6 +3738,9 @@ packages:
     resolution: {integrity: sha512-nQFEv9gRw6SJAwWD2LrL0NmQvAcO7FBwJbwmr2ttPAacfy0xuiOjE5zt+zM4xDyuyvUaxBi/9gb2SoCyNEVJcw==}
     engines: {node: '>=8.6.0'}
 
+  requires-port@1.0.0:
+    resolution: {integrity: sha512-KigOCHcocU3XODJxsu8i/j8T9tzT4adHiecwORRQ0ZZFcp7ahwXuRU1m+yuO90C5ZUyGeGfocHDI14M3L3yDAQ==}
+
   resend@3.4.0:
     resolution: {integrity: sha512-F3PVHdTHeLonSnrU5V6k8643LJ9QacLu3uI9M+BAFkmBmB1ELM2x7fdsziYZoSm6DmU6TKwiQCK0jf8dcNomcQ==}
     engines: {node: '>=18'}
@@ -4064,6 +4073,10 @@ packages:
     resolution: {integrity: sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==}
     engines: {node: '>=0.6'}
 
+  tough-cookie@4.1.4:
+    resolution: {integrity: sha512-Loo5UUvLD9ScZ6jh8beX1T6sO1w2/MpCRpEP7V280GKMVUQ0Jzar2U3UJPsrdbziLEMMhu3Ujnq//rhiFuIeag==}
+    engines: {node: '>=6'}
+
   tough-cookie@5.1.2:
     resolution: {integrity: sha512-FVDYdxtnj0G6Qm/DhNPSb8Ju59ULcup3tuJxkFb5K8Bv2pUXILbf0xZWU8PX8Ov19OXljbUyveOFwRMwkXzO+A==}
     engines: {node: '>=16'}
@@ -4163,6 +4176,10 @@ packages:
     resolution: {integrity: sha512-u5otvFBOBZvmdjWLVW+5DAc9Nkq8f24g0O9oY7qw2JVIF1VocIFoyz9JFkuVOS2j41AufeO0xnlweJ2RLT8nGw==}
     engines: {node: '>=20.18.1'}
 
+  universalify@0.2.0:
+    resolution: {integrity: sha512-CJ1QgKmNg3CwvAv/kOFmtnEN05f0D/cn9QntgNOQlQF9dgvVTHj3t+8JPdjqawCHk7V/KA+fbUqzZ9XWhcqPUg==}
+    engines: {node: '>= 4.0.0'}
+
   unpipe@1.0.0:
     resolution: {integrity: sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==}
     engines: {node: '>= 0.8'}
@@ -4184,6 +4201,9 @@ packages:
   url-join@4.0.1:
     resolution: {integrity: sha512-jk1+QP6ZJqyOiuEI9AEWQfju/nB2Pw466kbA0LEZljHwKeMgd9WrAEgEGxjPDD2+TNbbb37rTyhEfrCXfuKXnA==}
 
+  url-parse@1.5.10:
+    resolution: {integrity: sha512-WypcfiRhfeUP9vvF0j6rw0J3hrWrw6iZv3+22h6iRMJ/8z1Tj6XfLP4DsUix5MhMPnXpiHDoKyoZ/bdCkwBCiQ==}
+
   use-sync-external-store@1.5.0:
     resolution: {integrity: sha512-Rb46I4cGGVBmjamjphe8L/UnvJD+uPPtTkNvX5mZgqdbavhI4EbgIWJiIHXJ8bc/i9EQGPRh4DwEURJ552Do0A==}
     peerDependencies:
@@ -7658,10 +7678,10 @@ snapshots:
       domutils: 3.1.0
       entities: 4.5.0
 
-  http-cookie-agent@7.0.1(tough-cookie@5.1.2)(undici@7.10.0):
+  http-cookie-agent@7.0.1(tough-cookie@4.1.4)(undici@7.10.0):
     dependencies:
       agent-base: 7.1.3
-      tough-cookie: 5.1.2
+      tough-cookie: 4.1.4
     optionalDependencies:
       undici: 7.10.0
 
@@ -8737,6 +8757,8 @@ snapshots:
     dependencies:
       side-channel: 1.1.0
 
+  querystringify@2.2.0: {}
+
   range-parser@1.2.1: {}
 
   rate-limiter-flexible@2.4.2: {}
@@ -8820,6 +8842,8 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
+  requires-port@1.0.0: {}
+
   resend@3.4.0:
     dependencies:
       '@react-email/render': 0.0.15
@@ -9176,6 +9200,13 @@ snapshots:
 
   toidentifier@1.0.1: {}
 
+  tough-cookie@4.1.4:
+    dependencies:
+      psl: 1.15.0
+      punycode: 2.3.1
+      universalify: 0.2.0
+      url-parse: 1.5.10
+
   tough-cookie@5.1.2:
     dependencies:
       tldts: 6.1.75
@@ -9259,6 +9290,8 @@ snapshots:
 
   undici@7.10.0: {}
 
+  universalify@0.2.0: {}
+
   unpipe@1.0.0: {}
 
   unstructured-client@0.11.3(zod@3.24.2):
@@ -9279,6 +9312,11 @@ snapshots:
 
   url-join@4.0.1: {}
 
+  url-parse@1.5.10:
+    dependencies:
+      querystringify: 2.2.0
+      requires-port: 1.0.0
+
   use-sync-external-store@1.5.0(react@18.3.1):
     dependencies:
       react: 18.3.1