keyword

first four civilizations

Monthly search volume and cost-per-click data for "first four civilizations" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=first+four+civilizations&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-20 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
first civilizations in the world	9,900	$0	12/20
first civilizations	4,400	$0	12/20
first human civilizations	1,300	$1	13/20
early civilizations	1,300	$7.82	12/20
early civilization	1,300	$0.93	11/20
the first civilizations	720	$0	14/20
the first civilization	720	$0	13/20
what are the 6 major early civilizations	20	$0	12/20
what are the early civilizations	20	$0	11/20
ancient civilizations locations	10	$0	11/20

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=first+four+civilizations&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