keyword

billionaire

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

$ curl "https://api.seodata.dev/v1/keyword?q=billionaire&country=us" +--------------+------------------+ | volume | 49,500 | | cpc | $2.35 | | competition | 0.01 | | country | US | | updated | 2026-06-19 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
richest man in the world	165,000	$2.96	12/20
billionaires	49,500	$3.31	15/20
top 10 richest person in the world	22,200	$1.92	12/20
top 10 wealthiest person in the world	22,200	$1.92	12/20
list of billionaires	12,100	$3.22	12/20
top 10 richest person in world	12,100	$3.06	12/20
top 10 richest people in the world	8,100	$2.8	12/20
10 richest people in the world	5,400	$5.26	12/20
top 10 richest man in the world	2,400	$0	12/20
top ten billionaires	1,900	$2	12/20

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://api.seodata.dev/v1/keyword?q=billionaire&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