address comments

2026-02-18 11:02:26 -05:00 · 2026-02-18 13:08:05 +05:30
parent b59dea25e2
commit 2229be41ef
3 changed files with 90 additions and 84 deletions
--- a/docs/en/samples/pre_post_processing/js/langchain/agent.js
+++ b/docs/en/samples/pre_post_processing/js/langchain/agent.js
@@ -1,20 +1,22 @@
 import { ToolboxClient } from "@toolbox-sdk/core";
-import { ChatVertexAI } from "@langchain/google-vertexai";
+import { ChatGoogleGenerativeAI } from "@langchain/google-genai";
 import { createAgent, createMiddleware, ToolMessage } from "langchain";
 import { tool } from "@langchain/core/tools";
 import { fileURLToPath } from "url";
 import process from "process";

 const systemPrompt = `
-  You're a helpful hotel assistant. You handle hotel searching, booking and
-  cancellations. When the user searches for a hotel, mention it's name, id,
-  location and price tier. Always mention hotel ids while performing any
-  searches. This is very important for any operations. For any bookings or
-  cancellations, please provide the appropriate confirmation. Be sure to
-  update checkin or checkout dates if mentioned by the user.
-  Don't ask for confirmations from the user.
+You're a helpful hotel assistant. You handle hotel searching, booking and
+cancellations. When the user searches for a hotel, mention it's name, id,
+location and price tier. Always mention hotel ids while performing any
+searches. This is very important for any operations. For any bookings or
+cancellations, please provide the appropriate confirmation. Be sure to
+update checkin or checkout dates if mentioned by the user.
+Don't ask for confirmations from the user.
 `;

+const GOOGLE_API_KEY = process.env.GOOGLE_API_KEY || 'your-api-key'; // Replace it with your API key
+
 const businessRulesMiddleware = createMiddleware({
  name: "BusinessRules",
  wrapToolCall: async (request, handler) => {
@@ -77,9 +79,8 @@ async function main() {
        schema: t.getParamSchema()
  }));

-  const model = new ChatVertexAI({
+  const model = new ChatGoogleGenerativeAI({
    model: "gemini-2.5-flash",
-    temperature: 0,
  });

  const agent = createAgent({ 
--- a/docs/en/samples/pre_post_processing/js/langchain/package-lock.json
+++ b/docs/en/samples/pre_post_processing/js/langchain/package-lock.json
@@ -9,10 +9,11 @@
      "version": "1.0.0",
      "license": "ISC",
      "dependencies": {
-        "@langchain/core": "^1.1.19",
-        "@langchain/google-vertexai": "^2.1.15",
+        "@langchain/core": "^1.1.26",
+        "@langchain/google-genai": "^2.1.19",
+        "@langchain/google-vertexai": "^2.1.19",
        "@toolbox-sdk/core": "^0.2.1",
-        "langchain": "^1.2.17",
+        "langchain": "^1.2.25",
        "zod": "^3.23.8"
      }
    },
@@ -22,6 +23,15 @@
      "integrity": "sha512-gAmrUZSGtKc3AiBL71iNWxDsyUC5uMaKKGdvzYsBoTW/xi42JQHl7eKV2OYzCUqvc+D2RCcf7EXY2iCyFIk6og==",
      "license": "MIT"
    },
+    "node_modules/@google/generative-ai": {
+      "version": "0.24.1",
+      "resolved": "https://registry.npmjs.org/@google/generative-ai/-/generative-ai-0.24.1.tgz",
+      "integrity": "sha512-MqO+MLfM6kjxcKoy0p1wRzG3b4ZZXtPI+z2IE26UogS2Cm/XHO+7gGRBh6gcJsOiIVoH93UwKvW4HdgiOZCy9Q==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=18.0.0"
+      }
+    },
    "node_modules/@isaacs/cliui": {
      "version": "8.0.2",
      "resolved": "https://registry.npmjs.org/@isaacs/cliui/-/cliui-8.0.2.tgz",
@@ -40,17 +50,17 @@
      }
    },
    "node_modules/@langchain/core": {
-      "version": "1.1.19",
-      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-1.1.19.tgz",
-      "integrity": "sha512-hmNAcgeLLqNLnu8UK+HVTfB8170eCmAfsy4gFLBYeE+kdsnyO0Hd/Kd42pZi8Cgfux4OMX3yxl+g+/a1ktGe0A==",
+      "version": "1.1.26",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-1.1.26.tgz",
+      "integrity": "sha512-Xnwi4xEKEtZcGwjW5xpZVP/Dc+WckFxULMShETuCpD6TxNFS6yRM+FhNUO1DDCkRkGn9b1fuzVZrNYb9W7F32A==",
      "license": "MIT",
      "dependencies": {
        "@cfworker/json-schema": "^4.0.2",
-        "ansi-styles": "^5.0.0",
+        "ansi-styles": "^6.2.3",
        "camelcase": "6",
        "decamelize": "1.2.0",
        "js-tiktoken": "^1.0.12",
-        "langsmith": ">=0.4.0 <1.0.0",
+        "langsmith": ">=0.5.0 <1.0.0",
        "mustache": "^4.2.0",
        "p-queue": "^6.6.2",
        "uuid": "^10.0.0",
@@ -61,9 +71,9 @@
      }
    },
    "node_modules/@langchain/google-common": {
-      "version": "2.1.15",
-      "resolved": "https://registry.npmjs.org/@langchain/google-common/-/google-common-2.1.15.tgz",
-      "integrity": "sha512-6cBA8wXMFLCjXhkowofq58GDHRygY5SpJi4ZP+cX+XumMY6M5d76bP4KhWqoPBy2e2augh08vZVUAg67z/8LXA==",
+      "version": "2.1.19",
+      "resolved": "https://registry.npmjs.org/@langchain/google-common/-/google-common-2.1.19.tgz",
+      "integrity": "sha512-siVJeb1o3QNPdhBgHd+rNj04pvG6iRN/da4G6CTISj00NRlWQDZRxIyI2Z+BUWLmv/4fijXRQN/YiAwCJWtKgQ==",
      "license": "MIT",
      "dependencies": {
        "uuid": "^10.0.0"
@@ -72,29 +82,58 @@
        "node": ">=20"
      },
      "peerDependencies": {
-        "@langchain/core": "1.1.19"
+        "@langchain/core": "^1.1.25"
      }
    },
    "node_modules/@langchain/google-gauth": {
-      "version": "2.1.15",
-      "resolved": "https://registry.npmjs.org/@langchain/google-gauth/-/google-gauth-2.1.15.tgz",
-      "integrity": "sha512-QnT11K3YredmdtoOZwdJZB6atnsL23fBRsI8O+I6v+STEL/chq1fidHaiocjRPhVUYK+RrqL+BH+CTvBxWnZzQ==",
+      "version": "2.1.19",
+      "resolved": "https://registry.npmjs.org/@langchain/google-gauth/-/google-gauth-2.1.19.tgz",
+      "integrity": "sha512-guEPA6jCKETReCTrWrJlQGENlMlGKWfDZd0ooJoMJD3+N9Y4IPsMOqWaswfkZrxMmBTSQsBWMsd/0ZWwvU+nSA==",
      "license": "MIT",
      "dependencies": {
-        "@langchain/google-common": "2.1.15",
+        "@langchain/google-common": "2.1.19",
        "google-auth-library": "^10.1.0"
      },
      "engines": {
        "node": ">=20"
      }
    },
-    "node_modules/@langchain/google-vertexai": {
-      "version": "2.1.15",
-      "resolved": "https://registry.npmjs.org/@langchain/google-vertexai/-/google-vertexai-2.1.15.tgz",
-      "integrity": "sha512-p3klocNvePVnSytM9bcbnHIfUjOK42nQ4wvgdMOCI2FsUsHLg4He7pVGqGsIMfh6krKmiPcN8yadkomK+zh3NQ==",
+    "node_modules/@langchain/google-genai": {
+      "version": "2.1.19",
+      "resolved": "https://registry.npmjs.org/@langchain/google-genai/-/google-genai-2.1.19.tgz",
+      "integrity": "sha512-41u+a81BIr8UcGcptJ57Pc7IyEXP75LERzheyS5X+iNSQu5U4vaIMwSNnyJ0hzAlTjSp552XCsa8D2Ifq7icuA==",
      "license": "MIT",
      "dependencies": {
-        "@langchain/google-gauth": "2.1.15"
+        "@google/generative-ai": "^0.24.0",
+        "uuid": "^11.1.0"
+      },
+      "engines": {
+        "node": ">=20"
+      },
+      "peerDependencies": {
+        "@langchain/core": "^1.1.25"
+      }
+    },
+    "node_modules/@langchain/google-genai/node_modules/uuid": {
+      "version": "11.1.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-11.1.0.tgz",
+      "integrity": "sha512-0/A9rDy9P7cJ+8w1c9WD9V//9Wj15Ce2MPz8Ri6032usz+NfePxx5AcN3bN+r6ZL6jEo066/yNYB3tn4pQEx+A==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "license": "MIT",
+      "bin": {
+        "uuid": "dist/esm/bin/uuid"
+      }
+    },
+    "node_modules/@langchain/google-vertexai": {
+      "version": "2.1.19",
+      "resolved": "https://registry.npmjs.org/@langchain/google-vertexai/-/google-vertexai-2.1.19.tgz",
+      "integrity": "sha512-VbqlLwe8MUj8VHq3QNiorfSDMaJiZ4pWmI6PS1xLN8MopM/7/KtdtfLpMeVa297fJ9UXQPV/lnJ27qo7g5xiHw==",
+      "license": "MIT",
+      "dependencies": {
+        "@langchain/google-gauth": "2.1.19"
      },
      "engines": {
        "node": ">=20"
@@ -160,12 +199,12 @@
      }
    },
    "node_modules/ansi-styles": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-5.2.0.tgz",
-      "integrity": "sha512-Cxwpt2SfTzTtXcfOlzGEee8O+c+MmUgGrNiBcXnuWxuFJHe6a5Hz7qwhwe5OgaSYI0IJvkLqWX1ASG+cJOkEiA==",
+      "version": "6.2.3",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-6.2.3.tgz",
+      "integrity": "sha512-4Dj6M28JB+oAH8kFkTLUo+a2jwOFkuqb3yucU0CANcRRUbxS0cP0nZYCGjcc3BNXwRIsUVmDGgzawme7zvJHvg==",
      "license": "MIT",
      "engines": {
-        "node": ">=10"
+        "node": ">=12"
      },
      "funding": {
        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
@@ -861,14 +900,14 @@
      }
    },
    "node_modules/langchain": {
-      "version": "1.2.17",
-      "resolved": "https://registry.npmjs.org/langchain/-/langchain-1.2.17.tgz",
-      "integrity": "sha512-qiBvupKnPa/eKyv4Kzd1KeanSV7vfPuLZcaW/2upXQ9nesxrNp3sZNEpf9auQPg+XZgItwxaFi5euWqjXXnakA==",
+      "version": "1.2.25",
+      "resolved": "https://registry.npmjs.org/langchain/-/langchain-1.2.25.tgz",
+      "integrity": "sha512-29qay7nZxkmkH3PRp8cjBpZmGCmA3EW8JwEYqZa0a5CW38nvO2Tr1rbFd26cnlLcxtA5hBRH57/XSPoWLjHJSw==",
      "license": "MIT",
      "dependencies": {
        "@langchain/langgraph": "^1.1.2",
        "@langchain/langgraph-checkpoint": "^1.0.0",
-        "langsmith": ">=0.4.0 <1.0.0",
+        "langsmith": ">=0.5.0 <1.0.0",
        "uuid": "^10.0.0",
        "zod": "^3.25.76 || ^4"
      },
@@ -876,7 +915,7 @@
        "node": ">=20"
      },
      "peerDependencies": {
-        "@langchain/core": "1.1.19"
+        "@langchain/core": "^1.1.26"
      }
    },
    "node_modules/langchain/node_modules/@langchain/langgraph": {
@@ -1009,9 +1048,9 @@
      }
    },
    "node_modules/langsmith": {
-      "version": "0.4.12",
-      "resolved": "https://registry.npmjs.org/langsmith/-/langsmith-0.4.12.tgz",
-      "integrity": "sha512-YWt0jcGvKqjUgIvd78rd4QcdMss0lUkeUaqp0UpVRq7H2yNDx8H5jOUO/laWUmaPtWGgcip0qturykXe1g9Gqw==",
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/langsmith/-/langsmith-0.5.4.tgz",
+      "integrity": "sha512-qYkNIoKpf0ZYt+cYzrDV+XI3FCexApmZmp8EMs3eDTMv0OvrHMLoxJ9IpkeoXJSX24+GPk0/jXjKx2hWerpy9w==",
      "license": "MIT",
      "dependencies": {
        "@types/uuid": "^10.0.0",
@@ -1155,29 +1194,6 @@
        "url": "https://opencollective.com/node-fetch"
      }
    },
-    "node_modules/openai": {
-      "version": "5.12.2",
-      "resolved": "https://registry.npmjs.org/openai/-/openai-5.12.2.tgz",
-      "integrity": "sha512-xqzHHQch5Tws5PcKR2xsZGX9xtch+JQFz5zb14dGqlshmmDAFBFEWmeIpf7wVqWV+w7Emj7jRgkNJakyKE0tYQ==",
-      "license": "Apache-2.0",
-      "optional": true,
-      "peer": true,
-      "bin": {
-        "openai": "bin/cli"
-      },
-      "peerDependencies": {
-        "ws": "^8.18.0",
-        "zod": "^3.23.8"
-      },
-      "peerDependenciesMeta": {
-        "ws": {
-          "optional": true
-        },
-        "zod": {
-          "optional": true
-        }
-      }
-    },
    "node_modules/p-finally": {
      "version": "1.0.0",
      "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
@@ -1288,9 +1304,9 @@
      "license": "MIT"
    },
    "node_modules/semver": {
-      "version": "7.7.3",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
-      "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q==",
+      "version": "7.7.4",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",
+      "integrity": "sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==",
      "license": "ISC",
      "bin": {
        "semver": "bin/semver.js"
@@ -1574,18 +1590,6 @@
        "node": ">=8"
      }
    },
-    "node_modules/wrap-ansi/node_modules/ansi-styles": {
-      "version": "6.2.3",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-6.2.3.tgz",
-      "integrity": "sha512-4Dj6M28JB+oAH8kFkTLUo+a2jwOFkuqb3yucU0CANcRRUbxS0cP0nZYCGjcc3BNXwRIsUVmDGgzawme7zvJHvg==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=12"
-      },
-      "funding": {
-        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
-      }
-    },
    "node_modules/zod": {
      "version": "3.25.76",
      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
--- a/docs/en/samples/pre_post_processing/js/langchain/package.json
+++ b/docs/en/samples/pre_post_processing/js/langchain/package.json
@@ -8,10 +8,11 @@
    "start": "node agent.js"
  },
  "dependencies": {
-    "@langchain/core": "^1.1.19",
-    "@langchain/google-vertexai": "^2.1.15",
+    "@langchain/core": "^1.1.26",
+    "@langchain/google-genai": "^2.1.19",
+    "@langchain/google-vertexai": "^2.1.19",
    "@toolbox-sdk/core": "^0.2.1",
-    "langchain": "^1.2.17",
+    "langchain": "^1.2.25",
    "zod": "^3.23.8"
  },
  "author": "",