keyword

open course

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

$ curl "https://app.seodata.dev/v1/keyword?q=open+course&country=us" +--------------+------------------+ | volume | 1,000 | | cpc | $4.57 | | competition | 0.12 | | country | US | | updated | 2026-05-21 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
courses free online	27,100	$8.99	12/20
course free	4,400	$5.36	12/20
open online courses	2,400	$12.26	15/20
learn online courses	1,900	$9.1	12/20
online university free courses	1,300	$8.67	15/20
free university online courses	1,300	$8.67	14/20
free online courses universities	1,300	$8.67	12/20
open university free courses	1,300	$3.65	12/20
course open	880	$5.26	13/20
open courses	720	$10.57	20/20

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=open+course&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