What is 200 Status Code: Meaning and Usage in REST API

The 200 status code means a successful HTTP request in REST APIs. It tells the client that the server processed the request correctly and returned the expected response.

How It Works

When you use the internet, your browser or app sends a request to a server asking for some information, like a webpage or data. The server then replies with a status code to tell you how the request went. The 200 status code is like a green light or a thumbs-up, meaning everything worked fine.

Think of it like ordering food at a restaurant. You place your order (the request), and when the waiter brings your meal exactly as you asked, that’s a 200 status code. It means the server understood your request, processed it, and sent back the right information without any problems.

Example

This example shows a simple HTTP GET request to a server that returns a 200 status code with a message.

python

import requests

response = requests.get('https://jsonplaceholder.typicode.com/posts/1')

print('Status Code:', response.status_code)
print('Response Body:', response.json())

Output

Status Code: 200
Response Body: {'userId': 1, 'id': 1, 'title': 'sunt aut facere repellat provident occaecati excepturi optio reprehenderit', 'body': 'quia et suscipit\nsuscipit recusandae consequuntur expedita et cum\nreprehenderit molestiae ut ut quas totam\nnostrum rerum est autem sunt rem eveniet architecto'}

When to Use

Use the 200 status code whenever a client’s request is successfully processed by the server. This includes fetching data, submitting forms, or any action where the server returns the expected result.

For example, when a user logs in and the server verifies the credentials correctly, it responds with a 200 status code along with user details. Or when you request a list of products from an online store, a 200 status code means the server found the products and sent them back.

Key Points

• 200 status code means success and everything worked as expected.
• It is part of the HTTP standard used in REST APIs.
• Clients use it to confirm their request was handled properly.
• It usually comes with the requested data in the response body.

Key Takeaways

The 200 status code signals a successful HTTP request and response.

It confirms the server processed the request without errors.

Use it whenever the server returns the expected data or result.

It helps clients know their request was handled correctly.