keyword

old 100 dollar bill 1985 worth

Monthly search volume and cost-per-click data for "old 100 dollar bill 1985 worth" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=old+100+dollar+bill+1985+worth&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0.07 | | 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
1985 series 100 dollar bill	5,400	$0.07	11/20
1985 hundred dollar bill	2,900	$0.07	11/20
100 dollar bill 1985	2,900	$0.04	10/20
1985 100 dollar bill	2,900	$0.07	6/20
1985 one hundred dollar bill	2,900	$0.04	6/20
1988 100 dollar bill	2,400	$0.09	6/20
1985 one hundred dollar bill value	260	$0.02	6/20
1985 series $100 dollar bill	70	$0	9/20
1985 series $100 dollar bill real	30	$0	9/20
1985 series $100 dollar bill star note	20	$0	9/20

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=old+100+dollar+bill+1985+worth&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