seodata.dev

keyword

rarest banknote

Monthly search volume and cost-per-click data for "rarest banknote" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=rarest+banknote&country=us" +--------------+------------------+ | volume | 170 | | cpc | $0.02 | | competition | 0.33 | | country | US | | updated | 2026-05-20 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
rare banknotes 170 $0.38 8/20
most valuable banknote 70 $1.77 10/20
most valuable banknotes 70 $0 10/20
most expensive bank note 70 $1.77 9/20
most expensive banknote 70 $0 8/20
most valuable paper currency 70 $1.77 8/20
rare bank notes 70 $0.53 8/20
rarest bills in the world 70 $0 8/20
rarest banknotes in the world 50 $0.49 15/20
rarest banknote in the world 50 $0.49 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://app.seodata.dev/v1/keyword?q=rarest+banknote&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt