keyword

what are the big 5 accounting firms

Monthly search volume and cost-per-click data for "what are the big 5 accounting firms" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=what+are+the+big+5+accounting+firms&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0.02 | | country | US | | updated | 2026-08-16 | +--------------+------------------+

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
big 4 audit firms	14,800	$7.87	14/20
big 4 accounting firms	14,800	$9.84	13/20
top accounting firms	5,400	$6.91	13/20
largest accounting firms	2,400	$5.35	14/20
biggest accounting firms	2,400	$5.35	13/20
top 10 accounting firms	1,900	$8.58	13/20
top ten accounting firms	1,900	$13.74	13/20
big 5 accounting firms	1,300	$9.65	20/20
accounting firm big 5	1,300	$4.23	16/20
the big 5 accounting firms	110	$0	13/20

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=what+are+the+big+5+accounting+firms&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