Contract Testing using OpenAPI Specs as Executable Contracts

API resiliency testing: how to keep your services standing when dependencies fail The fragile truth about modern systems Resiliency matters, and yet we still underestimate

Understanding the Shortcomings of gRPC and How Contract Testing Can Bridge the Gap  In the ever-evolving world of API design, development, and testing, the pursuit

When Dependencies Timeout: Engineering Tests that Produce a 429 response Simulating backend slowdowns and verifying that your API returns a proper 429 response is a

Seamlessly test both synchronous and asynchronous APIs in realistic workflows before they ever hit production! Discover how combining OpenAPI and AsyncAPI specs can simplify complex

Instead of using an actual instance of Redis, we'll stub it out and have the contract test set expectations so that the Redis stub knows

Testing APIs: Specmatic vs TextTest Emily Bache wanted to compare TextTest with Specmatic and has published a video about her experience: The BEST way to

Exploring the Strengths and Weaknesses of Automated API Development  Maintaining well-documented and reliable APIs is essential for any microservices development pipelines. At the heart of

The JMS mock is wire compatible and can be controlled entirely from within the test. This means you can run the test locally or also

Shift-Left the identification of integration issues in applications built with Event Driven Architecture (EDA) by leveraging AsyncAPI specs as Executable Contracts Introduction The surge in

We recently shared a hands-on walkthrough with Specmatic where we explored practical approaches for Testing MCP servers, and in this post we want to expand