seodata.dev

keyword

blue line

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

$ curl "https://api.seodata.dev/v1/keyword?q=blue+line&country=us" +--------------+------------------+ | volume | 49,500 | | cpc | $3.15 | | competition | 0.01 | | country | US | | updated | 2026-06-05 | +--------------+------------------+
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
blueline 49,500 $3.15 17/20
the blue line 12,100 $1.69 19/20
blue line stops 8,100 $0.22 20/20
blue line map 3,600 $0.25 20/20
blue line schedule 3,600 $0.93 20/20
blue line station 2,400 $0.31 20/20
blue line train 2,400 $0.52 20/20
metro blue line route 1,900 $0 20/20
blue line train schedule 1,000 $0 20/20
where is the blue line 30 $0 17/20

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=blue+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