seodata.dev

keyword

what causes nightmares

Monthly search volume and cost-per-click data for "what causes nightmares" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+causes+nightmares&country=us" +--------------+------------------+ | volume | 8,100 | | cpc | $0.15 | | competition | 0.15 | | country | US | | updated | 2026-06-15 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
nightmares 49,500 $0.28 20/20
why do i have nightmares 8,100 $0.26 19/20
why do i keep having nightmares 6,600 $0.42 20/20
why do we have nightmares 6,600 $0.27 20/20
nightmares every night 2,400 $0.72 20/20
why do i have nightmares every night 2,400 $0.36 20/20
causes of nightmares 1,600 $0.15 20/20
nightmares causes 1,600 $0.13 20/20
adult nightmares 1,300 $0.08 19/20
why do nightmares happen 1,000 $0.05 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=what+causes+nightmares&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