keyword

water system filters

Monthly search volume and cost-per-click data for "water system filters" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=water+system+filters&country=us" +--------------+------------------+ | volume | 135,000 | | cpc | $8.35 | | competition | 0.55 | | country | US | | updated | 2026-08-07 | +--------------+------------------+

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
home water filtration system	201,000	$8.33	19/20
water filter system for home	201,000	$9.39	17/20
water filters system	135,000	$8.98	20/20
water filtration system	135,000	$8.98	20/20
water filter system	135,000	$8.98	19/20
water purification systems	40,500	$9.41	17/20
water system for home	4,400	$13.57	18/20
water treatment systems for home	2,400	$14	18/20
water purifier system	1,300	$8.53	20/20
water filtration companies	1,300	$10.39	19/20

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=water+system+filters&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