seodata.dev

keyword

first car

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

$ curl "https://app.seodata.dev/v1/keyword?q=first+car&country=us" +--------------+------------------+ | volume | 18,100 | | cpc | $4.13 | | competition | 0.09 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
when was the first car invented 40,500 $0 20/20
when was the first car made 40,500 $0 20/20
first car ever made 14,800 $0.01 20/20
first car made 14,800 $0 20/20
first ever car made 14,800 $0 20/20
who made the first car 14,800 $0 20/20
who invented the car first 9,900 $0 20/20
first automobile 8,100 $4.98 20/20
first car in the world 3,600 $0 20/20
the first car in the world 3,600 $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=first+car&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