seodata.dev

keyword

control trial

Monthly search volume and cost-per-click data for "control trial" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=control+trial&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $2.9 | | competition | 0 | | country | US | | updated | 2026-05-14 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
randomized clinical trials 12,100 $13.9 19/20
randomised trial 9,900 $2.9 20/20
randomized clinical trial 9,900 $9.39 20/20
randomized controlled trials 9,900 $2.9 20/20
randomized trial 9,900 $9.39 20/20
controlled trial 8,100 $8.88 20/20
randomised control trial 8,100 $8.88 20/20
rct definition 1,000 $0 19/20
randomised control trial definition 720 $0 20/20
randomised controlled trial 170 $0 20/20

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=control+trial&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