seodata.dev

keyword

rail information

Monthly search volume and cost-per-click data for "rail information" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=rail+information&country=us" +--------------+------------------+ | volume | 390 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
rail 60,500 $1.1 16/20
railroad 49,500 $1.64 12/20
railroads 49,500 $1.64 10/20
railways 22,200 $0.5 11/20
rail train 4,400 $1.84 10/20
rail transport 2,400 $3.72 10/20
railway transportation 2,400 $3.72 9/20
rail transportation in the united states 1,600 $0.69 10/20
railway system 1,600 $4.78 10/20
public railways 40 $0 9/20

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=rail+information&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt