seodata.dev

keyword

100 dollar bill 1990 series security features

Monthly search volume and cost-per-click data for "100 dollar bill 1990 series security features" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=100+dollar+bill+1990+series+security+features&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
one hundred dollar bill 165,000 $0.17 9/20
100 dollar bills 135,000 $0.24 12/20
100 dollar bill 135,000 $0.14 10/20
real 100 dollar bill 9,900 $0.32 10/20
1990 $100 bill 8,100 $0.04 12/20
100 dollar bill 1990 6,600 $0.05 10/20
1990 series 100 dollar bill 1,300 $0.03 12/20
fake old 100 dollar bill 1,000 $0 14/20
1990 series 100 dollar bill security features 40 $0 13/20
1990 series 100 dollar bill watermark 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/keyword?q=100+dollar+bill+1990+series+security+features&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