seodata.dev

keyword

sleep supplements

Monthly search volume and cost-per-click data for "sleep supplements" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=sleep+supplements&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $2.51 | | competition | 1 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
natural sleep aid 22,200 $1.47 20/20
herbal sleep aid 22,200 $1.57 19/20
best sleep supplements 6,600 $2.35 20/20
best sleep supplement 5,400 $3.59 20/20
best sleeping supplements 5,400 $3.59 20/20
sleep vitamins 4,400 $1.62 20/20
best natural sleep aid 3,600 $2.1 20/20
strongest natural sleep aid 3,600 $1.97 18/20
best sleep vitamins 1,600 $1.98 20/20
natural sleeping pills 1,300 $1.75 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=sleep+supplements&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