seodata.dev

keyword

railway systems

Monthly search volume and cost-per-click data for "railway systems" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=railway+systems&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $4.51 | | competition | 1 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
railroads 49,500 $1.64 4/20
rail transport 2,400 $3.72 4/20
railroad transport 2,400 $7.96 4/20
transport train 2,400 $6.49 4/20
railway system 1,600 $4.78 11/20
rail system 1,600 $4.16 10/20
railroad systems 1,600 $4.51 5/20
railways systems 1,000 $3.37 9/20
system railway 1,000 $3.37 8/20
system of railway 10 $0 7/20

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=railway+systems&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