seodata.dev

keyword

rarest bills in the world

Monthly search volume and cost-per-click data for "rarest bills in the world" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=rarest-bills-in-the-world" +--------------+------------------+ | volume | 70 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
rarest money bill 320 $0.34 11/20
rarest us bill 320 $0.66 10/20
rarest dollar bill in the world 110 $0.02 10/20
most valuable paper currency 70 $1.77 13/20
most valuable paper money 70 $0.18 11/20
most expensive paper money 70 $0.02 10/20
most valuable bill 50 $0 10/20
what is the rarest dollar bill in the world 50 $0 10/20
what is the rarest bill in the world 40 $0 11/20
most valuable us paper money 40 $0 10/20

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/search-volume?q=rarest-bills-in-the-world" 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