seodata.dev

keyword

openstax free textbooks

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

$ curl "https://api.seodata.dev/v1/keyword?q=openstax+free+textbooks&country=us" +--------------+------------------+ | volume | 210 | | cpc | $5.61 | | 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
free textbook site 12,100 $9.86 6/20
free textbook websites 12,100 $13.17 6/20
websites for free textbooks 12,100 $9.74 6/20
textbooks free 9,900 $9.57 6/20
openstax textbooks 1,900 $3.57 10/20
openstax org 880 $0.98 8/20
openstax textbook 720 $2.37 18/20
openstax textbooks free 90 $0 15/20
is openstax free 70 $0 10/20

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+free+textbooks&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