keyword

what is lifespan

Monthly search volume and cost-per-click data for "what is lifespan" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=what+is+lifespan&country=us" +--------------+------------------+ | volume | 720 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-08-13 | +--------------+------------------+

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
life span	27,100	$2.87	20/20
lifespan	27,100	$2.87	18/20
human lifespan	5,400	$0	14/20
lifespan human	5,400	$0	14/20
what is human life expectancy	3,600	$0.17	16/20
definition of lifespan	2,400	$0	20/20
lifespan definition	2,400	$0	20/20
lifespan meaning	2,400	$0	20/20
life span definition	1,900	$0	20/20
life span meaning	1,900	$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://api.seodata.dev/v1/keyword?q=what+is+lifespan&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