keyword

open courses

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

$ curl "https://app.seodata.dev/v1/keyword?q=open+courses&country=us" +--------------+------------------+ | volume | 1,000 | | cpc | $4.57 | | competition | 0.12 | | country | US | | updated | 2026-05-13 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
courses free online	27,100	$8.99	15/20
online courses that are free	27,100	$8.99	15/20
courses online for free	27,100	$8.28	14/20
online courses for free	22,200	$12.71	14/20
online college courses free	9,900	$32.76	15/20
free class	1,900	$8.43	15/20
online university free courses	1,300	$8.67	18/20
free university online courses	1,300	$8.67	16/20
free online learning	1,300	$4.91	15/20
open course	1,000	$4.57	18/20

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+courses&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