zod

Name: zod
Availability: InStock
Author: haotool

Validate runtime data against TypeScript types with Zod schemas.

2|Updated Oct 12, 2025

Search Tags:#typescript #validation #schema #zod #json-schema #runtime-validation

Ready to run

npx skills add https://github.com/haotool/app --skill zod-haotool

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: zod
Source: https://github.com/haotool/app/tree/main/.agents/skills/zod
Command: npx skills add https://github.com/haotool/app --skill zod-haotool

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Zod provides runtime data validation and type inference for TypeScript, enabling safe, predictable validation across APIs, forms, env vars, and configs without runtime dependencies.

Core Features & Use Cases

Type-safe schemas that validate API payloads, form data, and environment variables
JSON Schema generation and reliable error handling for UI and APIs
Zod's metadata, transforms, and unions for complex data validation patterns
Use Case: Validate API responses before consumption, or validate user input on the client

Quick Start

Create a simple schema and use parse to validate a data object.

Frequently Asked Questions about zod

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

FAQPage Schema

How do I validate runtime data against TypeScript types for API payloads?▼

Zod provides type-safe schemas that validate API payloads, form data, and environment variables at runtime, enabling safe parsing and automatic type inference directly from the defined schema without external dependencies.

Can I generate JSON Schema from TypeScript definitions for configuration validation?▼

Yes, you can generate JSON Schema from TypeScript definitions for configuration validation using Zod's built-in toJSONSchema feature, which converts your runtime schemas into standard JSON Schema formats for broader compatibility.

What is the best way to handle environment variables in TypeScript projects safely?▼

The best way to handle environment variables in TypeScript projects safely is by applying schema validation to parse and verify env vars at startup, catching invalid configurations before application execution begins.

How do I manage error handling patterns when parsing invalid form data in TypeScript?▼

You can manage error handling patterns when parsing invalid form data in TypeScript by using the safeParse method, which returns structured error reporting instead of throwing exceptions, allowing graceful UI feedback.

Does Zod work without external dependencies for complex schema composition and unions?▼

Yes, Zod works without external dependencies for complex schema composition and unions, offering zero-dependency runtime validation that supports transforms, metadata, and nested data validation patterns natively.