seodata.dev

keyword

metro line

Monthly search volume and cost-per-click data for "metro line" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=metro+line&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $1.94 | | competition | 0.01 | | country | US | | updated | 2026-06-26 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
metro map 110,000 $0.03 14/20
metro rail map 110,000 $0.03 14/20
metro stations 74,000 $1.78 17/20
metro lines 9,900 $1.8 20/20
metro station stops 9,900 $0.29 16/20
metro train 8,100 $0.44 20/20
metro trains 8,100 $0.44 16/20
metro website 8,100 $1.19 15/20
metro transportation 2,900 $3.32 14/20
metro station map 2,400 $0.02 19/20

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://api.seodata.dev/v1/keyword?q=metro+line&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