When to Avoid Axios in React

While Axios is a highly popular library for making HTTP requests in React applications, it is not always the optimal choice for every project. This article outlines the specific scenarios where you should avoid using Axios in favor of the native Fetch API or other modern alternatives, focusing on bundle size, framework integration, and modern browser standards.

1. When Minimizing Bundle Size is Critical

Axios is a third-party dependency that adds to your application’s bundle size (approximately 11KB gzipped). For lightweight React applications, progressive web apps (PWAs), or projects targeting users on slow mobile networks, keeping the bundle size minimal is vital. Because the native Fetch API is built directly into modern browsers, using it requires zero extra bytes, making it the superior choice for performance-sensitive applications.

2. When Using Next.js or Modern Meta-Frameworks

If you are building a React application using Next.js (version 13 and above), you should avoid Axios. Next.js extends the native fetch API to support advanced features like automatic request memoization, server-side caching, and incremental static regeneration (ISR). Using Axios in these environments bypasses these built-in framework optimizations, which can lead to inefficient data fetching and slower page load times.

3. When Your Project Has Simple API Requirements

If your React application only performs basic GET and POST requests without complex requirements, Axios is overkill. The native Fetch API handles basic JSON fetching, headers, and request methods with straightforward syntax using modern async/await. Utilizing Axios for simple operations introduces unnecessary dependency maintenance and potential security vulnerabilities to your codebase.

4. When Using Modern State Management and Data Fetching Libraries

When your React project utilizes libraries like RTK Query (Redux Toolkit) or TanStack Query (React Query), the need for Axios decreases significantly. These libraries manage caching, retries, and loading states out of the box. While they can work with Axios, they function perfectly with a tiny native fetch wrapper. Using Axios alongside these libraries often leads to redundant code and unnecessary complexity.

5. When Deploying to Edge Runtimes

Many modern React applications deploy server-side rendering (SSR) or API routes to edge runtimes (like Cloudflare Workers or Vercel Edge Middleware). These environments are designed to be extremely lightweight and sometimes lack full Node.js compatibility. While Axios has made strides in compatibility, the native Fetch API is natively supported in all edge runtimes, ensuring seamless execution without configuration headaches.