seodata.dev

keyword

rail certificate

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

$ curl "https://app.seodata.dev/v1/keyword?q=rail+certificate&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0.02 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
railroad engineer degree 210 $7.75 5/20
railroad certifications 140 $5.67 11/20
rail certification 140 $5.67 10/20
railroad certification 140 $5.67 5/20
railroad degree 90 $1.27 5/20
railroad degrees 90 $1.27 5/20
rail engineering courses 70 $11.88 6/20
railway certificate 50 $0 13/20
railroad certificate 50 $0 10/20
railway certification 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+certificate&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