seodata.dev

keyword

is a 20 dollar bill from 1990 worth anything

Monthly search volume and cost-per-click data for "is a 20 dollar bill from 1990 worth anything" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=is-a-20-dollar-bill-from-1990-worth-anything" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0.01 | | country | US | | updated | 2026-03-29 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
20 dollar bill old 12,100 $0.06 7/20
old $20 dollar bill 12,100 $0.05 6/20
20 dollar bill 1985 8,100 $0.03 6/20
20 dollar bill 1977 2,900 $0.02 6/20
1990 $20 bill 2,400 $0.08 9/20
20 dollar bill 1990 2,400 $0.08 8/20
1990 $20 bill value 1,300 $0.24 9/20
1990 20 dollar bill value 1,300 $0.24 8/20
is a 1988 twenty dollar bill worth anything 40 $0 7/20
old 20 dollar bill 1985 worth 20 $0 7/20

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=is-a-20-dollar-bill-from-1990-worth-anything" 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