{"id":"obr:work:mastiff","slug":"mastiff","url":"https://openbookrank.com/en/book/mastiff","urls":{"en":"https://openbookrank.com/en/book/mastiff"},"title":"Mastiff","titles":{"en":"Mastiff"},"author":{"id":"obr:author:tamora-pierce","name":"Tamora Pierce","api":"https://openbookrank.com/api/v1/authors/tamora-pierce.json"},"year":2011,"pages":null,"originalLanguage":"en","identifiers":{"wikidata":"Q6785544","openLibrary":"OL16256189W","isbn13":"9780375838187","isbns":["9780375838187"],"isbnByLanguage":{"en":"9780375838187"},"googleBooks":null,"hardcover":"mastiff-beka-cooper-3","amazon":{"en":"037583818X"}},"score":{"value":8.14,"scale":10,"ratings":86,"confidence":0.369,"rawAverage":8.47,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":8.47,"ratings":86,"weight":1}],"ranks":[{"category":"fantasy","name":"Fantasy","rank":371,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":75,"wikipediaPageviews":1219,"editions":4},"series":{"id":"obr:series:provosts-dog","slug":"provosts-dog","title":"Provost's Dog","position":null,"volumes":3,"api":"https://openbookrank.com/api/v1/series/provosts-dog.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:nevernight","title":"Nevernight","author":"Jay Kristoff","score":8.14,"api":"https://openbookrank.com/api/v1/books/nevernight.json"},{"id":"obr:work:where-the-mountain-meets-the-moon","title":"Where the Mountain Meets the Moon","author":"Grace Lin","score":8.14,"api":"https://openbookrank.com/api/v1/books/where-the-mountain-meets-the-moon.json"},{"id":"obr:work:the-emperor-of-nihon-ja","title":"The Emperor of Nihon-Ja","author":"John Flanagan","score":8.14,"api":"https://openbookrank.com/api/v1/books/the-emperor-of-nihon-ja.json"},{"id":"obr:work:smoke-bitten","title":"Smoke Bitten","author":"Patricia Briggs","score":8.14,"api":"https://openbookrank.com/api/v1/books/smoke-bitten.json"},{"id":"obr:work:the-primal-hunter-13","title":"The Primal Hunter 13","author":"Zogarth","score":8.14,"api":"https://openbookrank.com/api/v1/books/the-primal-hunter-13.json"},{"id":"obr:work:emperor-of-thorns","title":"Emperor of Thorns","author":"Mark Lawrence","score":8.14,"api":"https://openbookrank.com/api/v1/books/emperor-of-thorns.json"}],"citation":"According to BookRank (openbookrank.com), \"Mastiff\" by Tamora Pierce scores 8.14/10 from 86 reader ratings, #371 in Fantasy (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}