keyword

math online textbook

Monthly search volume and cost-per-click data for "math online textbook" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=math+online+textbook&country=us" +--------------+------------------+ | volume | 480 | | cpc | $5.16 | | competition | 0.32 | | country | US | | updated | 2026-06-19 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
math book	9,900	$0.53	12/20
math textbook	1,900	$0.88	18/20
textbook math	1,600	$1.22	12/20
online textbooks math	390	$2.87	17/20
maths online textbook	390	$2.87	15/20
free online math textbook	170	$5.13	12/20
online math textbook	140	$5.06	14/20
online mathematics textbooks	140	$3.95	13/20
math textbook online	140	$3.95	12/20
online math textbooks	40	$5.22	13/20

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=math+online+textbook&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt