seodata.dev

keyword

openstax textbooks free

Monthly search volume and cost-per-click data for "openstax textbooks free" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=openstax+textbooks+free&country=us" +--------------+------------------+ | volume | 90 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-22 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
openstax 49,500 $2.92 9/20
freetextbooks 12,100 $4.3 6/20
free textbooks online 4,400 $9.14 8/20
free online textbooks 4,400 $9.62 7/20
textbooks online free 4,400 $9.21 7/20
openstax textbooks 1,900 $3.57 10/20
openstax org 880 $0.98 7/20
openstax textbook 720 $2.37 18/20
openstax free textbooks 210 $5.61 15/20
is openstax free 70 $0 9/20

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://api.seodata.dev/v1/keyword?q=openstax+textbooks+free&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