seodata.dev

keyword

constant headaches

Monthly search volume and cost-per-click data for "constant headaches" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=constant+headaches&country=us" +--------------+------------------+ | volume | 14,800 | | cpc | $2 | | competition | 0.18 | | country | US | | updated | 2026-06-18 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
constant headache 12,100 $4.5 20/20
headache everyday 12,100 $2.73 20/20
why do i have a headache 12,100 $3.02 20/20
chronic headaches 9,900 $3.28 20/20
headaches everyday 9,900 $5.25 20/20
why am i getting headaches everyday all of a sudden 6,600 $5.33 20/20
frequent headache 4,400 $3.02 20/20
frequent headaches 4,400 $3.02 20/20
daily headaches 3,600 $3.81 20/20
why do i always have a headache 3,600 $7.08 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=constant+headaches&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