zod-v4

Validate TypeScript data with Zod v4 schemas and generate JSON Schema.

5|Updated Jan 26, 2026

Search Tags:#typescript #openapi #zod #json-schema #schema-validation #framework-integration

Ready to run

npx skills add https://github.com/BjornMelin/dev-skills --skill zod-v4-bjornmelin

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: zod-v4
Source: https://github.com/BjornMelin/dev-skills/tree/main/skills/zod-v4
Command: npx skills add https://github.com/BjornMelin/dev-skills --skill zod-v4-bjornmelin

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Zod v4 provides expert guidance to design, migrate, and validate schemas in TypeScript, enabling robust data validation, JSON Schema generation, and smooth framework integration across modern stacks.

Core Features & Use Cases

Design, migrate from v3, and validate data with Zod v4 across front-end and back-end scenarios.
Generate JSON Schema/OpenAPI and manage metadata/registries for scalable API ecosystems.
Integrate with popular frameworks like React Hook Form, tRPC, Hono, and Next.js to enforce consistent validation.

Quick Start

Install zod v4, import z from 'zod', and start defining and validating a schema against real data.

Frequently Asked Questions about zod-v4

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

FAQPage Schema

How do I validate TypeScript data with Zod v4 schemas?▼

To validate TypeScript data with Zod v4 schemas, install zod v4, import z from 'zod', and define a schema to parse and validate your data structures across front-end and back-end applications.

What is the best way to migrate schemas from Zod v3 to v4?▼

Migrating schemas from Zod v3 to v4 involves updating your schema definitions to align with the v4 API, leveraging expert guidance to handle breaking changes and ensure robust data validation continues smoothly.

Can I generate JSON Schema or OpenAPI specifications from Zod v4?▼

Yes, you can generate JSON Schema and OpenAPI specifications from Zod v4 by using built-in schema generation features, managing metadata and registries to support scalable API ecosystems.

Does Zod v4 work with React Hook Form, tRPC, Hono, and Next.js?▼

Zod v4 integrates with React Hook Form, tRPC, Hono, and Next.js to enforce consistent validation across modern stacks, ensuring smooth framework integration for both front-end and back-end scenarios.

How does Zod v4 handle schema validation errors in production?▼

Zod v4 handles schema validation errors in production through robust error formatting and full API coverage, providing detailed feedback to support production-grade data validation and debugging.