As the software industry transitions from monolithic to microservices architectures, there is an increasing emphasis on developing modular and reusable APIs, which must be well-documented and compliant to be effective. The API specification serves as a vital contract between its designers, builders, and consumers, necessitating regular reviews to ensure compliance with standards and alignment with implementation. Manual review processes are time-consuming and error-prone, highlighting the benefits of using automated tools like Insomnia, which offers real-time syntax validation, Git synchronization, and automated testing capabilities. By integrating Insomnia into the API development workflow, teams can maintain up-to-date and consistent API specifications, facilitating more efficient API design, testing, and deployment. This approach not only streamlines the review process but also supports test-driven development and seamless collaboration, making it a superior alternative to traditional manual methods.