seodata.dev

keyword

1980 20 dollar bill value

Monthly search volume and cost-per-click data for "1980 20 dollar bill value" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=1980+20+dollar+bill+value&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0.01 | | competition | 0.26 | | country | US | | updated | 2026-06-16 | +--------------+------------------+
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
old $20 bills 12,100 $0.05 8/20
old $20 dollar bill 12,100 $0.06 8/20
20 dollar bill 1988 3,600 $0.05 8/20
20 dollar bill 1977 2,900 $0.02 9/20
1950 a 20 dollar bill 2,900 $0.07 8/20
1950 series a 20 dollar bill 2,900 $0.03 8/20
20 dollar bill 1981 value 1,300 $0.17 8/20
old twenty dollar bill value 1,300 $0.02 8/20
1980 20 dollar bill 260 $0.05 9/20
1980 $20 bill 260 $0.05 8/20

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=1980+20+dollar+bill+value&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