---
title: ToolRouter — Use Case
description: Step-by-step guide for a real-world ToolRouter use case with agent-specific instructions.
url: https://toolrouter.com/tools/book-search/use-cases/discover-bestsellers
---
# Discover Bestsellers

Bestseller lists capture the zeitgeist -- they show what topics, stories, and ideas are resonating with the reading public right now. Whether you are looking for your next read, trying to understand cultural trends, or curating inventory for a bookstore, knowing what is popular provides valuable context.

The search_books skill helps you discover popular books by searching for trending topics, well-known authors, and high-profile titles. Combined with publication date filtering, you can find what is current and generating buzz. The results include descriptions and metadata that help you evaluate whether a popular book is actually worth your time.

This is useful for casual readers looking for their next book, book club organizers choosing selections that will generate discussion, bookstore owners curating displays, librarians managing acquisitions, and content creators covering book culture. Popular books are conversation starters, and knowing what people are reading is a form of cultural literacy.

**Tool:** [Book Search](https://toolrouter.com/tools/book-search)
**Skills:** search_books

## Agent Guides

- [How to Discover Bestsellers with Claude](https://toolrouter.com/tools/book-search/use-cases/discover-bestsellers/claude): Guide for Claude
- [How to Discover Bestsellers with ChatGPT](https://toolrouter.com/tools/book-search/use-cases/discover-bestsellers/chatgpt): Guide for ChatGPT
- [How to Discover Bestsellers with Copilot](https://toolrouter.com/tools/book-search/use-cases/discover-bestsellers/copilot): Guide for Copilot
- [How to Discover Bestsellers with OpenClaw](https://toolrouter.com/tools/book-search/use-cases/discover-bestsellers/openclaw): Guide for OpenClaw
