seodata.dev

keyword

world war first

Monthly search volume and cost-per-click data for "world war first" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=world+war+first&country=us" +--------------+------------------+ | volume | 165,000 | | cpc | $9.6 | | competition | 0 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
one world war 165,000 $9.6 20/20
war world one 165,000 $4.47 20/20
when did the first world war start 49,500 $2.59 20/20
how did the first world war start 14,800 $9.88 20/20
start of world war 1 12,100 $8.82 20/20
world war one 9,900 $0 20/20
the first world war 8,100 $4.08 20/20
first world war 5,400 $0 20/20
what is first world war 5,400 $1.18 20/20
what is world war 1 5,400 $1.18 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=world+war+first&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