# AfterLib API > The AfterLib API lets members use their AfterLib account data, credits, ads, pages, and collections through stable HTTP endpoints. Important notes: - All requests use bearer API keys created in the AfterLib Developer Portal. - Calls that return ads or pages can spend account credits. - Start with the quickstart, authentication, credits and limits, and request logs pages before building production workflows. ## Documentation Sets - [Abridged documentation](https://docs.afterlib.com/llms-small.txt): a compact version of the documentation for AfterLib API, with non-essential content removed - [Complete documentation](https://docs.afterlib.com/llms-full.txt): the full documentation for AfterLib API ## Notes - The complete documentation includes all content from the official documentation - The content is automatically generated from the same source as the official documentation