25 Best ChatGPT Prompts for Coding 2026

TL;DR: 15 copy-paste prompts organized by category. Use them as starting templates and customize for your needs.

Write a [language] function that [description]. Include error handling, type hints, and inline comments.

Create a REST API endpoint in [framework] for [resource]. Include CRUD operations, validation, and error responses.

Generate a React component for [description]. Use TypeScript, functional components, and include props interface.

Write unit tests for this function using [testing framework]: [paste function]

Create a database schema for [application type] with [entities]. Include relationships and indexes.

This code gives the error: [error message]. Here is the code: [paste code]. Explain the bug and provide a fix.

Review this code for potential bugs, security vulnerabilities, and performance issues: [paste code]

This function works but is slow. Optimize it for performance: [paste function]

Why does this test fail? Test: [paste test] Function: [paste function]

Explain this error stack trace and suggest the most likely fix: [paste stack trace]

Design the architecture for a [type of application]. Include: tech stack, folder structure, and key design decisions.

How should I structure a [language] project with [requirements]? Show the folder structure and explain each component.

Compare microservices vs monolith for [application description]. Consider team size, complexity, and scaling needs.

Design a database schema for [use case] that handles [scale]. Include indexing strategy and query optimization tips.

What design patterns should I use for [problem description]? Explain the trade-offs of each approach.