Fetch API & HTTP Clients

Bun includes a high-performance implementation of the Fetch API. It's fully compatible with the web standard and works seamlessly for making HTTP requests.

Basic Fetch

The fetch API works just like in browsers:

POST Requests

Send data with POST requests:

Request Headers

Add headers to your requests:

Handling Responses

Process different response types:

Error Handling

Handle network and HTTP errors gracefully:

Exercise: API Client

Create a simple API client function:

Exercise: Request Builder

Create a reusable request builder: