keyword

chicago el

Monthly search volume and cost-per-click data for "chicago el" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=chicago+el&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $1.23 | | competition | 0 | | 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
chicago trains	22,200	$0.25	16/20
chicago l train	5,400	$0.8	19/20
chicago l	4,400	$0.28	18/20
chicago the l	4,400	$0.03	17/20
chicago train system	3,600	$0	16/20
l train chicago	2,900	$0	19/20
the el chicago	2,400	$0	20/20
the l chicago	2,400	$0	18/20
el train chicago	1,000	$0	17/20
the el train chicago	110	$0	20/20

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=chicago+el&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