api-testing

Test RESTful API endpoints for functional, performance, security, and contract correctness.

Updated Apr 8, 2026
One-click install
npx skills add https://github.com/zm2231/personal-os-cowork --skill api-testing-zm2231
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: api-testing
Source: https://github.com/zm2231/personal-os-cowork/tree/main/.claude/skills/api-testing
Command: npx skills add https://github.com/zm2231/personal-os-cowork --skill api-testing-zm2231

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps developers and QA teams systematically create, run, and analyze API tests, reducing bugs and ensuring API contracts, performance, and security are met.

Core Features & Use Cases

  • Guided Test Design: Walks you through understanding APIs, designing test cases, and setting up environments.
  • Multi-language Support: Provides example test code in Python and JavaScript and instructions for running them.
  • Advanced Techniques: Covers load, security, contract, and versioning testing, plus CI/CD integration.
  • Use Case: Ideal for building reliable RESTful services, microservices, or third‑party API integrations.

Quick Start

Ask the skill to create a basic Python test for the GET /users endpoint of your API.

Frequently Asked Questions about api-testing

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

FAQPage Schema
How do I design automated API tests for RESTful services and microservices?

Designing automated API tests for RESTful services involves understanding API endpoints, defining test cases, and setting up test environments. This skill guides you through creating functional, performance, security, and contract tests to ensure API correctness and reliability.

What's the best way to integrate load testing and security testing into my CI/CD pipeline?

Integrating load testing and security testing into a CI/CD pipeline ensures API performance and resilience during deployment. This skill covers advanced techniques for combining these tests with versioning and continuous integration to maintain robust API contracts.

Can I generate API test scripts in Python and JavaScript for third-party integrations?

You can generate API test scripts in Python and JavaScript for third-party integrations. This skill provides example test code and instructions for running them, supporting the setup of authentication and mock tools to validate external API interactions.

How does contract testing work when validating microservices?

Contract testing for microservices validates that API providers and consumers adhere to agreed-upon data formats and interaction rules. This skill guides you through applying contract testing alongside functional and security checks to prevent integration failures.

Do I need to configure authentication before testing API endpoints?

You need to configure authentication before testing API endpoints to ensure valid access and accurate test results. This skill requires setting up test framework environments with proper authentication configuration and optional mock or load testing tools.

Why should I use guided test design instead of writing API tests manually?

Guided test design systematically walks you through understanding APIs, designing test cases, and setting up environments, reducing bugs and ensuring API contracts are met. This approach covers functional, performance, security, and contract testing more comprehensively than manual methods.