keyword

number of books

Monthly search volume and cost-per-click data for "number of books" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=number+of+books&country=us" +--------------+------------------+ | volume | 40 | | cpc | $8.21 | | competition | 0.08 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
how many book	880	$0	9/20
how many books are there	480	$0	7/20
how many books have been written	390	$0	7/20
how many books are	90	$0	9/20
how many books have been published	90	$0	7/20
how many books in	70	$0	7/20
how many books in the	50	$0	7/20
how much books	40	$0	8/20
how many books do	40	$0	7/20
how many books does	40	$0	7/20

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=number+of+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