# Answer with Books - [Answer with Books](https://docs.answerwithbooks.com/index.md): Find useful books and turn their methods into practical help. - [Set up your agent](https://docs.answerwithbooks.com/guide/quickstart-skill.md): One setup message. Browser sign-in for private books. No API key needed. - [Use your library](https://docs.answerwithbooks.com/guide/library.md): Ask questions naturally and retrieve only the book methods that matter. - [Add a source](https://docs.answerwithbooks.com/guide/upload.md): Upload your copy or ask your agent to find an authorized downloadable edition. - [Hosted processing](https://docs.answerwithbooks.com/guide/hosted-processing.md): Approve a spending limit and let the service generate your summary and skill. - [Generate with your own agent](https://docs.answerwithbooks.com/guide/own-agent.md): Create a local summary and skill using the model access you already have. - [Billing](https://docs.answerwithbooks.com/guide/billing.md): Understand what is free, what is charged, and how spending limits work. - [CLI reference](https://docs.answerwithbooks.com/guide/cli.md): Use the current release without cloning a repository. - [Private books API](https://docs.answerwithbooks.com/api/private-books.md): Programmatic access to your books, hosted conversions, and retrieval. - [Troubleshooting](https://docs.answerwithbooks.com/guide/troubleshooting.md): Resolve setup, connection, and processing problems. This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.