diff --git a/tools/github_tool_functions/approve_pull_request.py b/tools/github_tool_functions/approve_pull_request.py
new file mode 100644
index 0000000..66b27c4
--- /dev/null
+++ b/tools/github_tool_functions/approve_pull_request.py
@@ -0,0 +1,64 @@
+import requests
+import logging
+
+class ApprovePullRequest:
+    def __init__(self, base_url, token, repo):
+        self.base_url = base_url
+        self.headers = {
+            "Authorization": f"token {token}",
+            "Accept": "application/vnd.github.v3+json"
+        }
+        self.repo = repo
+
+        # Set up logging
+        self.logger = logging.getLogger(__name__)
+        self.logger.setLevel(logging.INFO)
+        
+        # Create a file handler
+        file_handler = logging.FileHandler('approve_pull_request.log')
+        file_handler.setLevel(logging.INFO)
+        
+        # Create a console handler
+        console_handler = logging.StreamHandler()
+        console_handler.setLevel(logging.INFO)
+        
+        # Create a formatting for the logs
+        formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+        file_handler.setFormatter(formatter)
+        console_handler.setFormatter(formatter)
+        
+        # Add the handlers to the logger
+        self.logger.addHandler(file_handler)
+        self.logger.addHandler(console_handler)
+
+    def __call__(self, pull_number):
+        self.logger.info(f"Approving pull request: {pull_number}")
+        url = f"{self.base_url}/repos/{self.repo}/pulls/{pull_number}/reviews"
+        data = {
+            "event": "APPROVE"
+        }
+        response = requests.post(url, headers=self.headers, json=data)
+        if response.status_code == 200:
+            success_message = f"Pull request {pull_number} approved successfully"
+            self.logger.info(success_message)
+            return success_message
+        else:
+            error_message = f"Error approving pull request: {response.status_code}\nResponse: {response.text}"
+            self.logger.error(error_message)
+            return error_message
+
+# JSON definition for the approve_pull_request function
+approve_pull_request_definition = {
+    "name": "approve_pull_request",
+    "description": "Approve a pull request",
+    "parameters": {
+        "type": "object",
+        "properties": {
+            "pull_number": {
+                "type": "integer",
+                "description": "The number of the pull request"
+            }
+        },
+        "required": ["pull_number"]
+    }
+}
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