seodata.dev

keyword

the blue line

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

$ curl "https://api.seodata.dev/v1/keyword?q=the+blue+line&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $1.67 | | competition | 0 | | country | US | | updated | 2026-08-12 | +--------------+------------------+
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
blue line 49,500 $3.15 20/20
a blue line 49,500 $3.15 18/20
blueline 40,500 $2.27 19/20
the blueline 9,900 $1.18 18/20
blue line stops 8,100 $0.22 20/20
blue line schedule 3,600 $0.93 19/20
blue line map 3,600 $0.25 18/20
blue line train 2,400 $0.1 17/20
blue line station 2,400 $0.31 15/20
metro blue line route 1,900 $0 14/20

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=the+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