diff --git a/packages/code-review-gpt/package-lock.json b/packages/code-review-gpt/package-lock.json
index d86aad21..8598947f 100644
--- a/packages/code-review-gpt/package-lock.json
+++ b/packages/code-review-gpt/package-lock.json
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diff --git a/packages/code-review-gpt/package.json b/packages/code-review-gpt/package.json
index 71585d49..ad8a0eaf 100644
--- a/packages/code-review-gpt/package.json
+++ b/packages/code-review-gpt/package.json
@@ -44,6 +44,8 @@
     "@gitbeaker/rest": "^39.10.2",
     "@inquirer/prompts": "^3.0.4",
     "@inquirer/rawlist": "^1.2.9",
+    "@langchain/core": "^0.3.7",
+    "@langchain/openai": "^0.3.5",
     "azure-devops-node-api": "^12.3.0",
     "chalk": "^4.1.2",
     "dotenv": "^16.3.1",
diff --git a/packages/code-review-gpt/src/args.ts b/packages/code-review-gpt/src/args.ts
index 6f3eb330..64d3a077 100644
--- a/packages/code-review-gpt/src/args.ts
+++ b/packages/code-review-gpt/src/args.ts
@@ -77,7 +77,7 @@ export const getYargs = async (): Promise<ReviewArgs> => {
     })
     .option("provider", {
       description: "Provider to use for AI",
-      choices: ["openai", "bedrock"],
+      choices: ["openai", "azureai", "bedrock"],
       type: "string",
       default: "openai",
     })
diff --git a/packages/code-review-gpt/src/common/model/AIModel.ts b/packages/code-review-gpt/src/common/model/AIModel.ts
index 62a4e5b9..54e028ac 100644
--- a/packages/code-review-gpt/src/common/model/AIModel.ts
+++ b/packages/code-review-gpt/src/common/model/AIModel.ts
@@ -1,4 +1,4 @@
-import { OpenAIChat } from "langchain/llms/openai";
+import { ChatOpenAI, AzureChatOpenAI } from "@langchain/openai";
 import { retryAsync } from "ts-retry";
 
 import { IFeedback } from "../types";
@@ -17,19 +17,25 @@ interface IAIModel {
 const defaultRetryCount = 3;
 
 class AIModel {
-  private model: OpenAIChat;
+  private model: ChatOpenAI;
   private retryCount: number;
 
   constructor(options: IAIModel) {
     switch (options.provider) {
       case "openai":
-        this.model = new OpenAIChat({
+        this.model = new ChatOpenAI({
           openAIApiKey: options.apiKey,
           modelName: options.modelName,
           temperature: options.temperature,
           configuration: { organization: options.organization },
         });
         break;
+      case "azureai":
+        this.model = new AzureChatOpenAI({
+          temperature: options.temperature,
+          configuration: { organization: options.organization },
+        });
+        break;
       case "bedrock":
         throw new Error("Bedrock provider not implemented");
       default:
@@ -40,9 +46,16 @@ class AIModel {
   }
 
   public async callModel(prompt: string): Promise<string> {
-    return this.model.call(prompt);
+    const messages = [{ role: "user", content: prompt }];
+    const response = await this.model.invoke(messages);
+    if (typeof response.content === 'string') {
+      return response.content;
+    } else {
+      throw new Error('Response content is not a string');
+    }
   }
 
+
   public async callModelJSON(prompt: string): Promise<IFeedback[]> {
     return retryAsync(
       async () => {