OneCompiler

API Generator

Generate REST API endpoints from descriptions.

Input

Enter your code

Output

Generated result

Output will appear here

Fill in the form and click Generate

AI API Generator

Generate complete REST API endpoints from natural language descriptions. Our AI-powered API generator creates production-ready code with proper routing, validation, and error handling.

Features

  • Multiple Frameworks: Generate APIs for Express.js, Flask, Django, Spring Boot, FastAPI, and more
  • Complete Endpoints: Creates full CRUD operations with proper HTTP methods
  • Validation: Includes input validation and error handling
  • Best Practices: Follows REST API conventions and security best practices

How to Use

  1. Select your preferred language or framework (e.g., Node.js Express, Python Flask)
  2. Describe the API you want to build
  3. Click Generate to get production-ready code

Example Descriptions

  • "CRUD API for managing users with authentication"
  • "REST API for a blog with posts, comments, and categories"
  • "E-commerce API with products, orders, and payments"

Supported Frameworks

LanguageFrameworks
JavaScript/Node.jsExpress, Fastify, Koa, Hapi
PythonFlask, FastAPI, Django REST
JavaSpring Boot, JAX-RS
GoGin, Echo, Fiber
RubyRails, Sinatra
PHPLaravel, Slim

Generated Code Includes

  • Route definitions with proper HTTP methods
  • Request body parsing and validation
  • Error handling middleware
  • Response formatting
  • Basic authentication patterns
  • Database interaction patterns
API Generator - AI Tools | OneCompiler