keyword

major marketing firms

Monthly search volume and cost-per-click data for "major marketing firms" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=major+marketing+firms&country=us" +--------------+------------------+ | volume | 30 | | cpc | $7.41 | | competition | 0.61 | | country | US | | updated | 2026-06-03 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
famous marketing agencies	2,900	$16.91	12/20
top marketing agencies	2,900	$15.82	11/20
top marketing firms	1,900	$25.88	14/20
largest advertising agencies	1,600	$6.76	11/20
big marketing firms	480	$6.52	14/20
biggest marketing firms	480	$6.52	13/20
top marketing companies	480	$29.45	12/20
biggest marketing companies	480	$20.05	11/20
largest marketing agencies	170	$13.63	14/20
major marketing companies	30	$18.32	12/20

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=major+marketing+firms&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