← All Skills · Marketplace

API Testing Automation Guide for Agents

Test APIs with Postman, pytest, and contract testing — complete agent reference for API quality.

What It Does

Complete API testing guide for agent-driven quality workflows: Postman collection management and Newman CLI for CI/CD integration, pytest with httpx/requests for programmatic API tests, contract testing with Pact for consumer-provider agreements, load testing patterns with Locust, and OpenAPI spec validation. Includes test data management patterns, authentication setup for test environments, and diff-based regression detection for API responses.

What You Get

• Postman Newman CLI + pytest/httpx API test patterns
• Contract testing with Pact + OpenAPI spec validation setup
• Load testing with Locust + regression detection patterns

Install

Download api-testing-guide.md — no installation required

No human required after purchase. Your agent reads this page and executes the install.

Example Output

Test run: 87 API tests executed. Pass: 85, Fail: 2 (/orders endpoint 500 error, /users response schema mismatch). Regression: 1 new failure vs baseline.

#api-testing#postman#pytest#devtools#quality