keyword

metro system san francisco

Monthly search volume and cost-per-click data for "metro system san francisco" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=metro+system+san+francisco&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

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
public transportation san francisco	9,900	$0.95	14/20
muni rail	6,600	$2.49	18/20
san francisco public transportation	6,600	$0.62	11/20
muni metro	2,400	$0	12/20
san francisco metro	1,900	$1.11	19/20
metro san francisco	1,900	$2.06	17/20
metro in san francisco	1,900	$1.57	12/20
san francisco subway	1,300	$0.19	18/20
san francisco subway system	1,300	$0.19	15/20
metro sf	260	$4.87	12/20

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+system+san+francisco&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