keyword

culligan filter

Monthly search volume and cost-per-click data for "culligan filter" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=culligan+filter&country=us" +--------------+------------------+ | volume | 1,300 | | cpc | $3.04 | | competition | 1 | | country | US | | updated | 2026-08-14 | +--------------+------------------+

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
culligan water filter	33,100	$3.87	20/20
culligan water filters	14,800	$5.16	13/20
culligan water filter whole house	8,100	$2.98	11/20
culligan whole house water filter	8,100	$2.98	10/20
culligan water filter system	3,600	$5.36	15/20
culligan filter replacement	2,900	$1.99	11/20
culligan water filter replacement	2,400	$3	9/20
culligan filters	1,300	$3.09	10/20
culligan home water filters	390	$5.04	9/20
collagen water system	30	$12.89	11/20

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=culligan+filter&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