The Utelly API is a content discovery API that provides endpoints to search for the platforms where content is hosted based on the content id or content name. It aggregates information from OTT services like Netflix, Amazon Prime Video, iTunes, Apple TV+, and more. The API is easy to use, simple, and has extensive coverage of various streaming platforms. It offers a free plan with limited requests per month and paid plans for more features. RapidAPI provides code snippets in several programming languages to execute the API endpoints without writing code from scratch. The Utelly API is beneficial for developers looking for a content discovery API, offering simplicity, ease of use, extensive coverage, and flexibility.