Next.js API Routes Guidelines

Create Next.js API routes with authentication, validation, and error handling.

Updated Aug 23, 2026

Search Tags:#authentication #TypeScript #validation #backend #Next.js #Server Actions #API Routes

One-click install

npx skills add https://github.com/drilonberisha/claude_infrastructure_for_cursor_nextJs_firebase --skill next-js-api-routes-guidelines

Or copy as Structured Prompt for Agent▼

Please help me install this Agent Skill.
Skill: Next.js API Routes Guidelines
Source: https://github.com/drilonberisha/claude_infrastructure_for_cursor_nextJs_firebase/tree/main/.claude/skills/nextjs-api-guidelines
Command: npx skills add https://github.com/drilonberisha/claude_infrastructure_for_cursor_nextJs_firebase --skill next-js-api-routes-guidelines

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires zod.

What problem does it solve?

This skill provides comprehensive guidelines for creating API routes and server actions in Next.js, addressing challenges like authentication, validation, and error handling. It helps developers build secure, scalable, and maintainable backend logic, reducing security vulnerabilities and development time.

Core Features & Use Cases

API Route & Server Action Patterns: Provides structures for basic, dynamic API routes and server actions for efficient backend logic.
Authentication & Authorization: Guides on implementing secure user verification and access control for protected endpoints.
Error Handling & Validation: Offers patterns for consistent error responses and robust request validation using Zod.
Use Case: A developer needs to create a new API endpoint for user data. They activate this skill to get immediate, secure code examples for handling GET/POST requests, validating input, authenticating the user, and returning consistent responses, ensuring the API is robust and secure.

Quick Start

Use the nextjs-api-guidelines skill to create a protected API route that validates user input.