keyword

best free classes online

Monthly search volume and cost-per-click data for "best free classes online" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+free+classes+online&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $7.95 | | competition | 0.41 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
online courses that are free	27,100	$8.99	20/20
free courses with free certificate	9,900	$6.3	20/20
courses that are free	4,400	$5.43	20/20
courses free	4,400	$5.36	19/20
best free courses online	3,600	$9.01	20/20
best online free courses	3,600	$9.01	20/20
best free online courses	2,400	$11.67	20/20
best courses online free	1,900	$11.93	20/20
learn online free	1,300	$6.01	20/20
best online courses free	50	$8.22	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=best+free+classes+online&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