keyword

how long are sleep cycles

Monthly search volume and cost-per-click data for "how long are sleep cycles" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=how+long+are+sleep+cycles&country=us" +--------------+------------------+ | volume | 6,600 | | cpc | $2.15 | | competition | 0 | | country | US | | updated | 2026-06-25 | +--------------+------------------+

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
sleep stages	27,100	$1.38	20/20
cycles of sleep	22,200	$1.34	20/20
sleep cycles	22,200	$2.16	20/20
sleeping cycle	22,200	$1.56	20/20
sleeping cycles	22,200	$1.56	20/20
how long is a sleep cycle	6,600	$0.69	20/20
sleep patterns	2,900	$1.06	20/20
rem cycle length	1,600	$0	20/20
sleep cycle duration	1,600	$0.23	20/20
sleep cycles duration	1,600	$0.23	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://api.seodata.dev/v1/keyword?q=how+long+are+sleep+cycles&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