keyword

buy book

Monthly search volume and cost-per-click data for "buy book" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=buy+book&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $2.28 | | competition | 0.97 | | country | US | | updated | 2026-05-21 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
buying books online	18,100	$1.92	20/20
buy books online	12,100	$1.8	20/20
book seller online	9,900	$1.32	20/20
online book shopping	9,900	$3.17	20/20
book store online	6,600	$1.75	20/20
online book stores	6,600	$1.61	20/20
online bookstore	6,600	$1.75	20/20
online store book	5,400	$1.42	20/20
shop books online	5,400	$1.54	20/20
books buy	4,400	$1.86	20/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=buy+book&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt