keyword

fifteenth amendment

Monthly search volume and cost-per-click data for "fifteenth amendment" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=fifteenth+amendment&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $2.34 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
15th amendment	110,000	$4.41	20/20
what is the 15th amendment	18,100	$0	20/20
what was the 15th amendment	18,100	$0	20/20
15th amendment simplified	5,400	$8.61	20/20
what did the 15th amendment do	4,400	$0	20/20
when was the 15th amendment passed	4,400	$0.08	20/20
15th amendment definition	3,600	$0	20/20
fifteenth amendment definition	3,600	$0	20/20
what does the 15th amendment do	3,600	$0	20/20
15th amendment meaning	2,900	$0	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=fifteenth+amendment&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