diff --git a/.gradle/8.5/fileHashes/fileHashes.lock b/.gradle/8.5/fileHashes/fileHashes.lock
index ce1ce011..a9343789 100644
Binary files a/.gradle/8.5/fileHashes/fileHashes.lock and b/.gradle/8.5/fileHashes/fileHashes.lock differ
diff --git a/.gradle/buildOutputCleanup/buildOutputCleanup.lock b/.gradle/buildOutputCleanup/buildOutputCleanup.lock
index dd3234cb..73412621 100644
Binary files a/.gradle/buildOutputCleanup/buildOutputCleanup.lock and b/.gradle/buildOutputCleanup/buildOutputCleanup.lock differ
diff --git a/build.gradle b/build.gradle
index b02048c5..27eb0012 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,6 +22,7 @@ repositories {
 }
 
 dependencies {
+	implementation 'org.json:json:20220320'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	compileOnly 'org.projectlombok:lombok'
 	annotationProcessor 'org.projectlombok:lombok'
diff --git a/build/classes/java/main/com/kuit/chatdiary/controller/UserController.class b/build/classes/java/main/com/kuit/chatdiary/controller/UserController.class
index 0f15d2cd..fc8ce2e8 100644
Binary files a/build/classes/java/main/com/kuit/chatdiary/controller/UserController.class and b/build/classes/java/main/com/kuit/chatdiary/controller/UserController.class differ
diff --git a/build/tmp/compileJava/previous-compilation-data.bin b/build/tmp/compileJava/previous-compilation-data.bin
index 2d83a78c..4cd66a17 100644
Binary files a/build/tmp/compileJava/previous-compilation-data.bin and b/build/tmp/compileJava/previous-compilation-data.bin differ
diff --git a/src/main/java/com/kuit/chatdiary/controller/ChatController.java b/src/main/java/com/kuit/chatdiary/controller/ChatController.java
new file mode 100644
index 00000000..cde5ec09
--- /dev/null
+++ b/src/main/java/com/kuit/chatdiary/controller/ChatController.java
@@ -0,0 +1,50 @@
+package com.kuit.chatdiary.controller;
+
+import org.json.JSONObject;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.client.RestTemplate;
+
+import java.util.Map;
+
+@RestController
+public class ChatController {
+
+    @Value("${OPEN_AI_KEY}")
+    private String OPEN_AI_KEY;
+    @PostMapping("/ask")
+    public ResponseEntity<String> ask(@RequestBody Map<String, String> prompt) {
+        RestTemplate restTemplate = new RestTemplate();
+        String apiUrl = "https://api.openai.com/v1/chat/completions";
+
+        // OpenAI 요청 본문 구성
+        JSONObject body = new JSONObject();
+        body.put("model", "gpt-3.5-turbo");
+        body.put("messages", new JSONObject[] {
+                new JSONObject().put("role", "system").put("content", "You are a playful and curious teenager. No matter the topic, you find everything fascinating and are always eager to ask lots of questions. korean"),
+                new JSONObject().put("role", "user").put("content", prompt.get("prompt"))
+        });
+
+        HttpHeaders headers = new HttpHeaders();
+        headers.setContentType(MediaType.APPLICATION_JSON);
+        headers.setBearerAuth(OPEN_AI_KEY);
+
+
+        HttpEntity<String> entity = new HttpEntity<>(body.toString(), headers);
+
+        try {
+            ResponseEntity<String> response = restTemplate.postForEntity(apiUrl, entity, String.class);
+            System.out.println("API Response: " + response.getBody());
+            return response;
+        } catch (Exception e) {
+            return ResponseEntity.status(500).body("Internal Server Error");
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/kuit/chatdiary/controller/UserController.java b/src/main/java/com/kuit/chatdiary/controller/UserController.java
index e23ad3bc..541a3a1a 100644
--- a/src/main/java/com/kuit/chatdiary/controller/UserController.java
+++ b/src/main/java/com/kuit/chatdiary/controller/UserController.java
@@ -1,12 +1,17 @@
 package com.kuit.chatdiary.controller;
+import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
-@RestController
+@Controller
 public class UserController {
 
+    @GetMapping("/chat")
+    public String chat() {
+        return "redirect:/chat.html";
+    }
     @GetMapping("/user")
     public String user() {
-        return "user";
+        return "redirect:/user.html";
     }
 }
diff --git a/src/main/resources/static/chat.html b/src/main/resources/static/chat.html
new file mode 100644
index 00000000..1e753808
--- /dev/null
+++ b/src/main/resources/static/chat.html
@@ -0,0 +1,147 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>user</title>
+  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css">
+  <style>
+  body { font-family: Arial, sans-serif; }
+  .hide-link-text {
+      text-decoration: none !important;
+      color: inherit !important;
+    }
+    .section-title {
+      margin-top: 2rem;
+      margin-bottom: 1.5rem;
+      font-size: 1.5rem;
+      position: relative;
+    }
+
+    .project-details {
+      font-size: 1.1rem;
+    }
+    .project-description {
+      font-size: 1.2rem;
+    }
+    .role {
+      font-size: 1.1rem;
+    }
+    .footer-space {
+      margin-bottom: 6rem;
+    }
+  .chat-container {
+    width: 100%;
+    max-width: 400px;
+    margin: auto;
+    height: 350px;
+    border: 1px solid #ddd;
+    padding: 20px;
+    overflow-y: scroll;
+  }
+  .chat-box {
+    background: #eee;
+    padding: 5px;
+    margin: 10px 0;
+    border-radius: 5px;
+    max-width: 200px;
+  }
+  .mine {
+    background: lightblue;
+    margin-left: auto;
+  }
+  .input-area {
+    margin: auto;
+    display: flex;
+    margin-top: 10px;
+    max-width: 400px;
+    width: 100%;
+  }
+  input[type="text"] {
+    flex: 1;
+    padding: 10px;
+    margin-right: 5px;
+    border: 1px solid #ddd;
+  }
+  button {
+    padding: 10px;
+    border: none;
+    background: #5b9bd5;
+    color: white;
+    cursor: pointer;
+  }
+  button:hover {
+    background: #4a8bc2;
+  }
+</style>
+</head>
+<body>
+
+<br><br><br><br>
+<br><br><br><br>
+<div class="chat-container" id="chatContainer">
+</div>
+
+<div class="input-area">
+  <input type="text" id="inputBox" placeholder="Type a message...">
+  <button id="sendButton">Send</button>
+</div>
+
+
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
+<script>
+     async function sendToOpenAI(message) {
+      try {
+        const response = await fetch('/ask', {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json'
+          },
+          body: JSON.stringify({ prompt: message })
+        });
+        const data = await response.json();
+        console.log("Response data:", data); // 서버 응답 로깅
+
+        // 서버 응답에서 필요한 텍스트 추출
+        if (data.choices && data.choices.length > 0 && data.choices[0].message && data.choices[0].message.content) {
+            const aiResponse = data.choices[0].message.content.trim();
+            displayMessage(aiResponse, 'yours');
+        } else {
+            console.error('Invalid response structure:', data);
+        }
+      } catch (error) {
+        console.error('Error:', error);
+      }
+    }
+
+
+    function sendMessage() {
+      var inputBox = document.querySelector('#inputBox');
+      var message = inputBox.value.trim();
+
+      if (message) {
+        displayMessage(message, 'mine');
+        sendToOpenAI(message);
+        inputBox.value = '';
+      }
+    }
+
+    function displayMessage(message, className) {
+      var chatContainer = document.querySelector('#chatContainer');
+      var messageElement = document.createElement('div');
+      messageElement.classList.add('chat-box', className);
+      messageElement.textContent = message;
+      chatContainer.appendChild(messageElement);
+      chatContainer.scrollTop = chatContainer.scrollHeight;
+    }
+
+    document.querySelector('#sendButton').addEventListener('click', sendMessage);
+    document.querySelector('#inputBox').addEventListener('keypress', function(e) {
+      if (e.key === 'Enter') {
+        sendMessage();
+      }
+    });
+  </script>
+
+</body>
+</html>
\ No newline at end of file