diff --git a/RAG AI Gitbook KNowledge/POC-AI/package-lock.json b/RAG AI Gitbook KNowledge/POC-AI/package-lock.json
index 400e314c..b83a88fa 100644
--- a/RAG AI Gitbook KNowledge/POC-AI/package-lock.json	
+++ b/RAG AI Gitbook KNowledge/POC-AI/package-lock.json	
@@ -32,7 +32,7 @@
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@@ -6548,6 +6883,8 @@
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@@ -7765,6 +8101,7 @@
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@@ -7876,21 +8213,22 @@
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       "license": "MIT",
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-        "@langchain/openai": ">=0.1.0 <0.4.0",
+        "@langchain/openai": ">=0.1.0 <0.7.0",
         "@langchain/textsplitters": ">=0.0.0 <0.2.0",
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         "jsonpointer": "^5.0.1",
-        "langsmith": "^0.2.8",
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-        "zod": "^3.22.4",
-        "zod-to-json-schema": "^3.22.3"
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@@ -7898,13 +8236,17 @@
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         "@langchain/aws": "*",
+        "@langchain/cerebras": "*",
         "@langchain/cohere": "*",
-        "@langchain/core": ">=0.2.21 <0.4.0",
+        "@langchain/core": ">=0.3.58 <0.4.0",
+        "@langchain/deepseek": "*",
         "@langchain/google-genai": "*",
         "@langchain/google-vertexai": "*",
+        "@langchain/google-vertexai-web": "*",
         "@langchain/groq": "*",
         "@langchain/mistralai": "*",
         "@langchain/ollama": "*",
+        "@langchain/xai": "*",
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         "cheerio": "*",
         "handlebars": "^4.7.8",
@@ -7918,15 +8260,24 @@
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         },
+        "@langchain/cerebras": {
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+        },
         "@langchain/cohere": {
           "optional": true
         },
+        "@langchain/deepseek": {
+          "optional": true
+        },
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         },
         "@langchain/google-vertexai": {
           "optional": true
         },
+        "@langchain/google-vertexai-web": {
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+        },
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@@ -7936,6 +8287,9 @@
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           "optional": true
         },
+        "@langchain/xai": {
+          "optional": true
+        },
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           "optional": true
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@@ -7954,34 +8308,43 @@
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-      "version": "0.2.13",
+      "version": "0.3.87",
+      "resolved": "https://registry.npmjs.org/langsmith/-/langsmith-0.3.87.tgz",
+      "integrity": "sha512-XXR1+9INH8YX96FKWc5tie0QixWz6tOqAsAKfcJyPkE0xPep+NDz0IQLR32q4bn10QK3LqD2HN6T3n6z1YLW7Q==",
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       "dependencies": {
         "@types/uuid": "^10.0.0",
-        "commander": "^10.0.1",
+        "chalk": "^4.1.2",
+        "console-table-printer": "^2.12.1",
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-        "p-retry": "4",
         "semver": "^7.6.3",
         "uuid": "^10.0.0"
       },
       "peerDependencies": {
+        "@opentelemetry/api": "*",
+        "@opentelemetry/exporter-trace-otlp-proto": "*",
+        "@opentelemetry/sdk-trace-base": "*",
         "openai": "*"
       },
       "peerDependenciesMeta": {
+        "@opentelemetry/api": {
+          "optional": true
+        },
+        "@opentelemetry/exporter-trace-otlp-proto": {
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+        },
+        "@opentelemetry/sdk-trace-base": {
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-    "node_modules/langsmith/node_modules/commander": {
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-      "license": "MIT",
-      "engines": {
-        "node": ">=14"
-      }
-    },
     "node_modules/langsmith/node_modules/semver": {
-      "version": "7.6.3",
+      "version": "7.7.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
+      "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q==",
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@@ -8948,7 +9311,6 @@
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-      "peer": true,
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         "mustache": "bin/mustache"
       }
@@ -9302,6 +9664,8 @@
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     "node_modules/p-finally": {
       "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
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       "engines": {
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@@ -9337,6 +9701,8 @@
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       "version": "6.6.2",
+      "resolved": "https://registry.npmjs.org/p-queue/-/p-queue-6.6.2.tgz",
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@@ -9362,6 +9728,8 @@
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     "node_modules/p-timeout": {
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       "dependencies": {
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@@ -9495,6 +9863,7 @@
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+      "peer": true,
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         "picocolors": "^1.1.1",
@@ -9690,6 +10059,7 @@
     "node_modules/react": {
       "version": "19.0.0",
       "license": "MIT",
+      "peer": true,
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       }
@@ -9697,6 +10067,7 @@
     "node_modules/react-dom": {
       "version": "19.0.0",
       "license": "MIT",
+      "peer": true,
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+      "peer": true,
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       },
@@ -10283,6 +10655,12 @@
         "is-arrayish": "^0.3.1"
       }
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+    "node_modules/simple-wcswidth": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/simple-wcswidth/-/simple-wcswidth-1.1.2.tgz",
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+      "license": "MIT"
+    },
     "node_modules/source-map-js": {
       "version": "1.2.1",
       "license": "BSD-3-Clause",
@@ -10558,7 +10936,6 @@
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-      "dev": true,
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@@ -10599,6 +10976,7 @@
     "node_modules/tailwindcss": {
       "version": "3.4.16",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@alloc/quick-lru": "^5.2.0",
         "arg": "^5.0.2",
@@ -10837,6 +11215,7 @@
       "version": "5.7.2",
       "dev": true,
       "license": "Apache-2.0",
+      "peer": true,
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@@ -11268,6 +11647,7 @@
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       "license": "MIT",
+      "peer": true,
       "engines": {
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       },
@@ -11320,8 +11700,11 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.24.1",
+      "version": "3.25.76",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
       "license": "MIT",
+      "peer": true,
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
diff --git a/RAG AI Gitbook KNowledge/POC-AI/package.json b/RAG AI Gitbook KNowledge/POC-AI/package.json
index 181145a8..242ed582 100644
--- a/RAG AI Gitbook KNowledge/POC-AI/package.json	
+++ b/RAG AI Gitbook KNowledge/POC-AI/package.json	
@@ -33,7 +33,7 @@
     "cmdk": "1.0.0",
     "framer-motion": "^11.14.4",
     "fs": "^0.0.1-security",
-    "langchain": "^0.3.7",
+    "langchain": "^0.3.37",
     "lucide-react": "^0.468.0",
     "next": "15.2.4",
     "next-themes": "^0.4.4",