diff --git a/packages/api-langchain-js/package-lock.json b/packages/api-langchain-js/package-lock.json
index 76f993c..113033b 100644
--- a/packages/api-langchain-js/package-lock.json
+++ b/packages/api-langchain-js/package-lock.json
@@ -9,8 +9,8 @@
       "version": "1.0.0",
       "dependencies": {
         "@azure/identity": "^4.13.0",
-        "@langchain/community": "^1.0.0",
-        "@langchain/core": "^1.0.3",
+        "@langchain/community": "^1.1.12",
+        "@langchain/core": "^1.1.19",
         "@langchain/langgraph": "^1.0.1",
         "@langchain/langgraph-supervisor": "^1.0.0",
         "@langchain/mcp-adapters": "^1.0.0",
@@ -32,7 +32,7 @@
         "dotenv": "^16.4.7",
         "express": "^5.0.1",
         "foundry-local-sdk": "^0.3.1",
-        "langchain": "^1.0.0",
+        "langchain": "^1.2.18",
         "openai": "^4.96.0",
         "zod": "^3.24.2"
       },
@@ -260,6 +260,74 @@
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       "license": "MIT"
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@@ -275,6 +343,363 @@
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+      "engines": {
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+    "node_modules/@esbuild/win32-ia32": {
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+      "cpu": [
+        "ia32"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
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+    },
+    "node_modules/@esbuild/win32-x64": {
+      "version": "0.25.11",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-x64/-/win32-x64-0.25.11.tgz",
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     "node_modules/@grpc/grpc-js": {
       "version": "1.14.0",
       "license": "Apache-2.0",
@@ -369,16 +794,17 @@
       }
     },
     "node_modules/@langchain/classic": {
-      "version": "1.0.0",
+      "version": "1.0.15",
+      "resolved": "https://registry.npmjs.org/@langchain/classic/-/classic-1.0.15.tgz",
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       "license": "MIT",
       "dependencies": {
-        "@langchain/openai": "1.0.0-alpha.3",
-        "@langchain/textsplitters": "1.0.0",
+        "@langchain/openai": "1.2.5",
+        "@langchain/textsplitters": "1.0.1",
         "handlebars": "^4.7.8",
-        "js-yaml": "^4.1.0",
+        "js-yaml": "^4.1.1",
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@@ -387,7 +813,7 @@
         "node": ">=20"
       },
       "optionalDependencies": {
-        "langsmith": "^0.3.64"
+        "langsmith": ">=0.4.0 <1.0.0"
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       "peerDependencies": {
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@@ -407,42 +833,10 @@
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-          "optional": true
-        }
-      }
-    },
     "node_modules/@langchain/classic/node_modules/uuid": {
       "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
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       "funding": [
         "https://github.com/sponsors/broofa",
         "https://github.com/sponsors/ctavan"
@@ -453,15 +847,17 @@
       }
     },
     "node_modules/@langchain/community": {
-      "version": "1.0.0",
+      "version": "1.1.12",
+      "resolved": "https://registry.npmjs.org/@langchain/community/-/community-1.1.12.tgz",
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       "license": "MIT",
       "dependencies": {
-        "@langchain/classic": "1.0.0",
-        "@langchain/openai": "1.0.0",
+        "@langchain/classic": "1.0.15",
+        "@langchain/openai": "1.2.5",
         "binary-extensions": "^2.2.0",
-        "expr-eval": "^2.0.2",
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@@ -4976,14 +5487,18 @@
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+      "resolved": "https://registry.npmjs.org/p-retry/-/p-retry-7.1.1.tgz",
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-        "@types/retry": "0.12.0",
-        "retry": "^0.13.1"
+        "is-network-error": "^1.1.0"
       },
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-        "node": ">=8"
+        "node": ">=20"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
       }
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@@ -5349,13 +5864,6 @@
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@@ -5576,10 +6084,14 @@
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@@ -5640,6 +6152,8 @@
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@@ -5735,6 +6249,21 @@
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+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
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+      "hasInstallScript": true,
+      "license": "MIT",
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       "license": "MIT",
@@ -5761,6 +6290,8 @@
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@@ -5857,6 +6388,8 @@
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@@ -5939,13 +6472,18 @@
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       "bin": {
         "yaml": "bin.mjs"
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+      },
+      "funding": {
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diff --git a/packages/api-langchain-js/package.json b/packages/api-langchain-js/package.json
index 981fdf7..cdcab4d 100644
--- a/packages/api-langchain-js/package.json
+++ b/packages/api-langchain-js/package.json
@@ -14,8 +14,8 @@
   ],
   "dependencies": {
     "@azure/identity": "^4.13.0",
-    "@langchain/community": "^1.0.0",
-    "@langchain/core": "^1.0.3",
+    "@langchain/community": "^1.1.12",
+    "@langchain/core": "^1.1.19",
     "@langchain/langgraph": "^1.0.1",
     "@langchain/langgraph-supervisor": "^1.0.0",
     "@langchain/mcp-adapters": "^1.0.0",
@@ -37,7 +37,7 @@
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     "express": "^5.0.1",
     "foundry-local-sdk": "^0.3.1",
-    "langchain": "^1.0.0",
+    "langchain": "^1.2.18",
     "openai": "^4.96.0",
     "zod": "^3.24.2"
   },