seodata.dev

keyword

em spectrum

Monthly search volume and cost-per-click data for "em spectrum" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=em+spectrum&country=us" +--------------+------------------+ | volume | 110,000 | | cpc | $0.28 | | competition | 0.01 | | country | US | | updated | 2026-05-23 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
electromagnetic spectrum 110,000 $0.28 20/20
electromagnetic wave spectrum 110,000 $15.03 19/20
em spectrum wavelengths 12,100 $0.1 20/20
wavelength electromagnetic spectrum 12,100 $0.1 20/20
what is a electromagnetic spectrum 6,600 $0 18/20
what is electromagnetic spectrum 6,600 $0 18/20
the electromagnetic spectrum 3,600 $0.95 20/20
electromagnetic radiation spectrum 1,600 $0 20/20
radiation spectrum 1,300 $0 20/20
electromagnetic wavelength 1,000 $0.01 18/20

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=em+spectrum&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