diff --git a/package.json b/package.json
index 9808b1e..23ad38a 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "type": "module",
   "dependencies": {
     "@langchain/cloudflare": "0.1.0",
-    "@langchain/core": "0.3.26",
+    "@langchain/core": "0.3.27",
     "@langchain/langgraph": "0.2.38",
     "@tryfabric/mack": "1.2.1",
     "cheerio": "1.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b2556ff..cb0a160 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -10,13 +10,13 @@ overrides:
 dependencies:
   '@langchain/cloudflare':
     specifier: 0.1.0
-    version: 0.1.0(@langchain/core@0.3.26)
+    version: 0.1.0(@langchain/core@0.3.27)
   '@langchain/core':
-    specifier: 0.3.26
-    version: 0.3.26
+    specifier: 0.3.27
+    version: 0.3.27
   '@langchain/langgraph':
     specifier: 0.2.38
-    version: 0.2.38(@langchain/core@0.3.26)
+    version: 0.2.38(@langchain/core@0.3.27)
   '@tryfabric/mack':
     specifier: 1.2.1
     version: 1.2.1
@@ -28,7 +28,7 @@ dependencies:
     version: 1.5.3
   langchain:
     specifier: 0.3.8
-    version: 0.3.8(@langchain/core@0.3.26)(cheerio@1.0.0)
+    version: 0.3.8(@langchain/core@0.3.27)(cheerio@1.0.0)
   slack-edge:
     specifier: 0.14.4
     version: 0.14.4
@@ -471,18 +471,18 @@ packages:
       '@jridgewell/sourcemap-codec': 1.4.15
     dev: true
 
-  /@langchain/cloudflare@0.1.0(@langchain/core@0.3.26):
+  /@langchain/cloudflare@0.1.0(@langchain/core@0.3.27):
     resolution: {integrity: sha512-qCbYZkH9Faumcn8djd8UZThO8HHj10uoBJwOb3ucyM0tI3E42jbYlBjkMJpTMzc4qpzxF/86fJSqTaH+ii2hrw==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': '>=0.2.21 <0.4.0'
     dependencies:
-      '@langchain/core': 0.3.26
+      '@langchain/core': 0.3.27
       uuid: 10.0.0
     dev: false
 
-  /@langchain/core@0.3.26:
-    resolution: {integrity: sha512-6RUQHEp8wv+JwtYIIEBYBzbLlcAQZFc7EDOgAM0ukExjh9HiXoJzoWpgMRRCrr/koIbtwXPJUqBprZK1I1CXHQ==}
+  /@langchain/core@0.3.27:
+    resolution: {integrity: sha512-jtJKbJWB1NPU1YvtrExOB2rumvUFgkJwlWGxyjSIV9A6zcLVmUbcZGV8fCSuXgl5bbzOIQLJ1xcLYQmbW9TkTg==}
     engines: {node: '>=18'}
     dependencies:
       '@cfworker/json-schema': 4.0.3
@@ -501,13 +501,13 @@ packages:
       - openai
     dev: false
 
-  /@langchain/langgraph-checkpoint@0.0.13(@langchain/core@0.3.26):
+  /@langchain/langgraph-checkpoint@0.0.13(@langchain/core@0.3.27):
     resolution: {integrity: sha512-amdmBcNT8a9xP2VwcEWxqArng4gtRDcnVyVI4DsQIo1Aaz8e8+hH17zSwrUF3pt1pIYztngIfYnBOim31mtKMg==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': '>=0.2.31 <0.4.0'
     dependencies:
-      '@langchain/core': 0.3.26
+      '@langchain/core': 0.3.27
       uuid: 10.0.0
     dev: false
 
@@ -520,26 +520,26 @@ packages:
       uuid: 9.0.1
     dev: false
 
-  /@langchain/langgraph@0.2.38(@langchain/core@0.3.26):
+  /@langchain/langgraph@0.2.38(@langchain/core@0.3.27):
     resolution: {integrity: sha512-mVy99pMftBGgUTBTCepSyzTovWCvpgdNcXsAjxTiMrMX6lzueNiBz0ljkY7UFoIoHYwurQbyl2WmMPFuxkSIAw==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': '>=0.2.36 <0.3.0 || >=0.3.9 < 0.4.0'
     dependencies:
-      '@langchain/core': 0.3.26
-      '@langchain/langgraph-checkpoint': 0.0.13(@langchain/core@0.3.26)
+      '@langchain/core': 0.3.27
+      '@langchain/langgraph-checkpoint': 0.0.13(@langchain/core@0.3.27)
       '@langchain/langgraph-sdk': 0.0.32
       uuid: 10.0.0
       zod: 3.24.1
     dev: false
 
-  /@langchain/openai@0.3.14(@langchain/core@0.3.26):
+  /@langchain/openai@0.3.14(@langchain/core@0.3.27):
     resolution: {integrity: sha512-lNWjUo1tbvsss45IF7UQtMu1NJ6oUKvhgPYWXnX9f/d6OmuLu7D99HQ3Y88vLcUo9XjjOy417olYHignMduMjA==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': '>=0.2.26 <0.4.0'
     dependencies:
-      '@langchain/core': 0.3.26
+      '@langchain/core': 0.3.27
       js-tiktoken: 1.0.15
       openai: 4.73.1(zod@3.24.1)
       zod: 3.24.1
@@ -548,13 +548,13 @@ packages:
       - encoding
     dev: false
 
-  /@langchain/textsplitters@0.1.0(@langchain/core@0.3.26):
+  /@langchain/textsplitters@0.1.0(@langchain/core@0.3.27):
     resolution: {integrity: sha512-djI4uw9rlkAb5iMhtLED+xJebDdAG935AdP4eRTB02R7OB/act55Bj9wsskhZsvuyQRpO4O1wQOp85s6T6GWmw==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/core': '>=0.2.21 <0.4.0'
     dependencies:
-      '@langchain/core': 0.3.26
+      '@langchain/core': 0.3.27
       js-tiktoken: 1.0.15
     dev: false
 
@@ -2500,7 +2500,7 @@ packages:
       json-buffer: 3.0.1
     dev: true
 
-  /langchain@0.3.8(@langchain/core@0.3.26)(cheerio@1.0.0):
+  /langchain@0.3.8(@langchain/core@0.3.27)(cheerio@1.0.0):
     resolution: {integrity: sha512-EiAHFgBdThuXFmIx9j81wjdPItpRsw0Ck4r5dyhB74gyhehRGna/UK2CTqeKVnIUM/f4g4JbxUgAU4voXljDMw==}
     engines: {node: '>=18'}
     peerDependencies:
@@ -2546,9 +2546,9 @@ packages:
       typeorm:
         optional: true
     dependencies:
-      '@langchain/core': 0.3.26
-      '@langchain/openai': 0.3.14(@langchain/core@0.3.26)
-      '@langchain/textsplitters': 0.1.0(@langchain/core@0.3.26)
+      '@langchain/core': 0.3.27
+      '@langchain/openai': 0.3.14(@langchain/core@0.3.27)
+      '@langchain/textsplitters': 0.1.0(@langchain/core@0.3.27)
       cheerio: 1.0.0
       js-tiktoken: 1.0.15
       js-yaml: 4.1.0