keyword

course open

Monthly search volume and cost-per-click data for "course open" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=course+open&country=us" +--------------+------------------+ | volume | 880 | | cpc | $5.26 | | competition | 0.19 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
courses free online	27,100	$8.28	10/20
courses online for free	27,100	$8.28	9/20
online courses that are free	27,100	$8.99	9/20
online college courses free	9,900	$32.76	9/20
online university free courses	1,300	$7.34	13/20
free university online courses	1,300	$8.67	12/20
open university free courses	1,300	$3.65	12/20
free online courses universities	1,300	$8.67	10/20
open course	1,000	$4.57	18/20
open courses	720	$10.57	14/20

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=course+open&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