rest-api-response-schema-validator

name	REST API Response Schema Validator
slug	rest-api-response-schema-validator
description	Validates live API responses against JSON Schema definitions using Ajv (Another JSON Schema Validator). Supports OpenAPI 3.x schema extraction and detects undocumented fields or type mismatches.
github_stars	14691
verification	security_reviewed
source	https://github.com/ajv-validator/ajv
author	Ajv Validator
category	Library & API Reference
framework	Claude Agents
tool_ecosystem	{"github_repo":"ajv-validator/ajv","github_stars":14691,"npm_package":"ajv","npm_weekly_downloads":291125331}

REST API Response Schema Validator

Validates live API responses against JSON Schema definitions using Ajv (Another JSON Schema Validator). Supports OpenAPI 3.x schema extraction and detects undocumented fields or type mismatches.

Prerequisites

Node.js

Installation

Use the upstream install or setup path that matches your environment:

• npm install ajv

Requirements and caveats from upstream:

• The fastest JSON validator for Node.js and browser.
• Supports JSON Schema draft-04/06/07/2019-09/2020-12 (draft-04 support requires ajv-draft-04 package) and JSON Type Definition [RFC8927](https://datatracker.ietf.org/doc/...
• supports browsers and Node.js 18.x - current

Basic usage or getting-started notes:

• Getting started

• To install version 8:

• Getting started

• Source: https://github.com/ajv-validator/ajv

• Extracted from upstream docs: https://raw.githubusercontent.com/ajv-validator/ajv/HEAD/README.md

Documentation

• https://ajv.js.org/

Source

• Agent Skill Exchange

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Source: agentskillexchange/skills — distributed by TomeVault.