seodata.dev

keyword

fast train california

Monthly search volume and cost-per-click data for "fast train california" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=fast+train+california&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $2.39 | | competition | 0.01 | | country | US | | updated | 2026-06-27 | +--------------+------------------+
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
california high speed rail 27,100 $8.19 14/20
hsr ca 18,100 $1.86 14/20
california high-speed rail progress 3,600 $6.8 17/20
bullet train california 3,600 $2.39 14/20
bullet train ca 3,600 $4 13/20
california bullet train 3,600 $6.04 13/20
ca high-speed rail 2,900 $10.86 13/20
california hsr 1,000 $11.25 14/20
bullet trains in california 390 $4.55 14/20
fastest train in california 390 $4.55 13/20

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=fast+train+california&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