seodata.dev

keyword

20 dollar bill rare

Monthly search volume and cost-per-click data for "20 dollar bill rare" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=20-dollar-bill-rare" +--------------+------------------+ | volume | 2,400 | | cpc | $0.05 | | competition | 0.22 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
20 dollar bill old 12,100 $0.06 20/20
old $20 bills 12,100 $0.05 20/20
old $20 dollar bill 12,100 $0.06 20/20
old 20 dollar bill 12,100 $0.05 20/20
old twenty dollar bill 12,100 $0.05 20/20
rare $20 bills 2,400 $0.05 20/20
rare twenty dollar bills 2,400 $0.05 16/20
valuable twenty dollar bills 1,600 $0.47 20/20
old twenty dollar bill value 1,300 $0.02 17/20
are old twenty dollar bills worth anything 390 $3.42 15/20

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=20-dollar-bill-rare" 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