Find Similar Books API

Find books that are similar to the given book (based on a set of over 4 million books). This is useful for recommending books to users based on their reading history or preferences. The response will contain a list of similar books with their title, id, and cover image.

This API wraps the find similar books endpoint by Big Book API.

GET
https://api.apileague.com/list-similar-books
Example Request and Response
GET
https://api.apileague.com/{{ examples.getFindSimilarBooks }}
{
    "similar_books": [
        {
            "id": 14296534,
            "title": "Harry Potter and the Order of the Phoenix",
            "image": "https://covers.openlibrary.org/b/id/11416565-M.jpg"
        },
        {
            "id": 16499448,
            "title": "Harry Potter and the Half-Blood Prince",
            "image": "https://covers.openlibrary.org/b/id/8235163-M.jpg"
        },
        {
            "id": 18610968,
            "title": "Blood and Fire",
            "image": "https://covers.openlibrary.org/b/id/10404497-M.jpg"
        },
        {
            "id": 20464852,
            "title": "Towers of midnight",
            "subtitle": "Wheel of Time Book 13",
            "image": "https://covers.openlibrary.org/b/id/6657713-M.jpg"
        },
        {
            "id": 13804028,
            "title": "Best of Robert Jordan",
            "subtitle": "The Shadow Rising; The Fires of Heaven; Lord of Chaos; A Crown of Swords (The Wheel of Time Series)",
            "image": "https://covers.openlibrary.org/b/id/3027823-M.jpg"
        },
        {
            "id": 14987824,
            "title": "MAR, Volume 7",
            "image": "https://covers.openlibrary.org/b/id/765103-M.jpg"
        },
        {
            "id": 19984854,
            "title": "The Daysong of the Knightbird",
            "image": "https://covers.openlibrary.org/b/id/1822804-M.jpg"
        },
        {
            "id": 17174416,
            "title": "The key",
            "image": "https://covers.openlibrary.org/b/id/8369732-M.jpg"
        },
        {
            "id": 20121054,
            "title": "Bring me the head of Prince Charming",
            "image": "https://covers.openlibrary.org/b/id/3965371-M.jpg"
        }
    ]
}
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Frequently Asked Questions

How does the similarity search work?

The API uses advanced algorithms to analyze book content, genres, and user preferences to find books that are contextually and thematically similar to the one you provide.

How many books are in the database?

The API searches through a massive database of over 4 million books to ensure comprehensive and relevant recommendations.

Can I search by author or genre?

This specific API is designed to find books similar to a given book. If you want to search by author or genre, you should use the Search Books API.

How is the Find Similar Books API different from the Search Books API?

The Find Similar Books API recommends books based on a specific book you provide, whereas the Search Books API allows you to find books using keywords, authors, or other search criteria.

Questions? Need Help? Ask Away