seodata.dev

keyword

what is the most expensive coin ever sold

Monthly search volume and cost-per-click data for "what is the most expensive coin ever sold" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+the+most+expensive+coin+ever+sold&country=us" +--------------+------------------+ | volume | 50 | | cpc | $5.76 | | competition | 0.02 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
most valuable coins 4,400 $0.39 13/20
most expensive coin 3,600 $0.15 20/20
most expensive coin in the world 3,600 $0.3 20/20
most valuable coin in the world 3,600 $0.28 20/20
the most expensive coin in the world 3,600 $0.16 20/20
most expensive coins in the world 3,600 $0.16 14/20
rarest coin in the world 2,900 $0.28 18/20
100000000000000000000 dollar most expensive coin in the world 1,900 $2.27 19/20
what is the most expensive coin ever 40 $0 15/20
most valuable coin ever sold 30 $0 14/20

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=what+is+the+most+expensive+coin+ever+sold&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