seodata.dev

keyword

best water filtration systems

Monthly search volume and cost-per-click data for "best water filtration systems" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=best+water+filtration+systems&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $5.11 | | competition | 1 | | country | US | | updated | 2026-06-16 | +--------------+------------------+
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
best filter water 40,500 $3.18 18/20
best water filtration 40,500 $3.61 18/20
water filter best 40,500 $2.66 18/20
best home water filters 40,500 $6.43 17/20
best at home water filter 33,100 $6.12 19/20
best home water filter system 33,100 $6.12 18/20
best water purification 3,600 $3.08 20/20
best water filter home system 1,600 $7.61 17/20
the best water filters 1,300 $3.96 16/20
water filter brands 1,300 $3.69 16/20

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=best+water+filtration+systems&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