keyword

what is the best online marketplace

Monthly search volume and cost-per-click data for "what is the best online marketplace" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+the+best+online+marketplace&country=us" +--------------+------------------+ | volume | 30 | | cpc | $2.64 | | competition | 0.4 | | country | US | | updated | 2026-06-05 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
online marketplaces	40,500	$5.06	20/20
online marketplace	8,100	$3.9	16/20
online marketplace to sell	3,600	$6.27	18/20
best online marketplace	1,600	$4.14	20/20
best online marketplaces	1,600	$3.44	20/20
top marketplaces	1,600	$0	20/20
best marketplaces online	390	$4.54	20/20
popular online marketplaces	170	$4.19	14/20
top online marketplaces	170	$4.53	13/20
other online marketplaces	40	$4.07	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+best+online+marketplace&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