keyword

buy online books

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

$ curl "https://app.seodata.dev/v1/keyword?q=buy+online+books&country=us" +--------------+------------------+ | volume | 18,100 | | cpc | $2.18 | | competition | 0.98 | | country | US | | updated | 2026-06-01 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
online book buy	18,100	$2.18	20/20
purchase books online	18,100	$1.92	20/20
buying books online	18,100	$1.92	19/20
purchase book online	18,100	$2.18	17/20
book seller online	9,900	$1.32	18/20
book online shop	9,900	$3.17	17/20
shop books online	5,400	$1.54	20/20
books buy	4,400	$1.86	20/20
books buy online	4,400	$1.89	19/20
book buy	4,400	$2	18/20

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+online+books&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