APIs have revolutionized data and application sharing by simplifying integration processes, yet many companies overlook the importance of a smooth developer integration experience. Contrary to the belief that developers prefer to figure out integrations themselves, a streamlined onboarding process can significantly enhance developer engagement and retention. Organizations that prioritize quick and efficient onboarding, exemplified by Tesla's customer-centric approach, are likely to build long-lasting relationships with developers. To achieve this, companies should establish a developer adoption funnel to track the integration journey, identify drop-off points, and improve workflows. Key metrics such as marketing channel effectiveness, SDK usage, and error tracking can provide insights into developer success and potential issues. By continuously monitoring and refining these processes, API-driven companies can ensure that their integration experience launches developers to value akin to Tesla's seamless user experience.