keyword

18 x 3

Monthly search volume and cost-per-click data for "18 x 3" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=18+x+3&country=us" +--------------+------------------+ | volume | 6,600 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-26 | +--------------+------------------+

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
18x3	9,900	$0	8/20
18x 3	6,600	$0	12/20
18x-3	6,600	$0	6/20
18 times 3	4,400	$0	11/20
12 x 2	3,600	$0	6/20
x 11 3	1,900	$0	6/20
what is 18 x 3	50	$0	13/20
x 18 3	50	$0	7/20
what is 18x3	50	$0	6/20
18 multiplied by 3	40	$0	8/20

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=18+x+3&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