seodata.dev

keyword

capital countries

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

$ curl "https://app.seodata.dev/v1/keyword?q=capital+countries&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-01 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
capital cities in the world 12,100 $0 20/20
capital cities of the world 12,100 $0.07 20/20
capital of the world 12,100 $0 20/20
capital of world 12,100 $0.07 20/20
capital and country 5,400 $0 20/20
capitals of country 5,400 $0 20/20
countries with capital cities 5,400 $0 20/20
country and their capital 5,400 $0 20/20
country capital 5,400 $0 20/20
country capital cities 5,400 $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=capital+countries&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