nextjs-api-routes

Implement Next.js App Router API routes with request handling and validation.

8|2|Updated Jan 15, 2026

Search Tags:#typescript #web development #backend #nextjs #app router #api routes

Ready to run

npx skills add https://github.com/bradtaylorsf/alphaagent-team --skill nextjs-api-routes-bradtaylorsf

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Please help me install this Agent Skill.
Skill: nextjs-api-routes
Source: https://github.com/bradtaylorsf/alphaagent-team/tree/main/plugins/aai-stack-nextjs/skills/nextjs-api-routes
Command: npx skills add https://github.com/bradtaylorsf/alphaagent-team --skill nextjs-api-routes-bradtaylorsf

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill provides ready-to-use code patterns for building API routes within a Next.js application using the App Router, simplifying backend development.

Core Features & Use Cases

Route Handlers: Demonstrates basic and dynamic route handlers for GET, POST, PUT, DELETE requests.
Request/Response Handling: Illustrates how to manage query parameters, headers, cookies, and various request body types (JSON, form data, text).
Advanced Features: Includes examples for streaming responses, file downloads, redirects, structured error handling, authentication, input validation with Zod, caching strategies, and CORS configuration.
Use Case: Quickly implement a RESTful API endpoint to manage user data, including CRUD operations, authentication, and input validation, within your Next.js project.

Quick Start

Use the nextjs-api-routes skill to generate a basic GET and POST route handler for the '/api/users' endpoint.

Frequently Asked Questions about nextjs-api-routes

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I create API routes in Next.js App Router?▼

You can create API routes in Next.js App Router by defining route handlers for GET, POST, PUT, and DELETE requests. Using NextRequest and NextResponse objects handles query parameters, headers, and JSON or form data request bodies.

What's the best way to handle input validation and errors in Next.js API routes?▼

The best way to handle input validation in Next.js API routes is using Zod for schema validation. Structured error handling manages validation failures and API exceptions, ensuring robust response generation and backend stability.

How do I configure CORS in a Next.js API route?▼

Configuring CORS in a Next.js API route involves setting appropriate headers within your route handler using NextResponse. This ensures your backend services can securely handle cross-origin requests from different domains.

Can I implement authentication and caching strategies in Next.js App Router API routes?▼

Yes, you can implement authentication and caching strategies directly in Next.js App Router API routes. Code patterns are provided to secure endpoints and optimize response times through efficient server component caching configurations.

Does Next.js App Router support streaming responses and file downloads in API routes?▼

Next.js App Router supports streaming responses and file downloads in API routes through advanced route handler patterns. This functionality allows efficient data transmission and direct file serving from your Next.js backend.

How do I manage cookies and headers in Next.js route handlers?▼

Managing cookies and headers in Next.js route handlers is done via the NextRequest and NextResponse objects. These built-in APIs allow you to read incoming request headers and set outgoing response cookies efficiently.