seodata.dev

keyword

lifespan def

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

$ curl "https://app.seodata.dev/v1/keyword?q=lifespan+def&country=us" +--------------+------------------+ | volume | 390 | | cpc | $3.99 | | competition | 0 | | country | US | | updated | 2026-06-04 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
life span 27,100 $2.87 16/20
definition of lifespan 2,400 $0 20/20
life span meaning 2,400 $0 20/20
lifespan definition 2,400 $0 20/20
lifespan meaning 2,400 $0 20/20
meaning lifespan 2,400 $0 16/20
life span definition 1,900 $0 20/20
meaning of life span 1,900 $0 15/20
what does lifespan mean 210 $0 16/20
what does life span mean 210 $0 15/20

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=lifespan+def&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