keyword

class of matter

Monthly search volume and cost-per-click data for "class of matter" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=class+of+matter&country=us" +--------------+------------------+ | volume | 2,900 | | cpc | $4.22 | | competition | 0 | | country | US | | updated | 2026-06-20 | +--------------+------------------+

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
classification of matter	2,900	$4.22	16/20
classifying matter	2,900	$4.22	10/20
classes of matter	2,400	$0	11/20
classifications of matter	2,400	$0	10/20
type of matter	1,600	$0	10/20
what are the classifications of matter	110	$0	10/20
2 types of matter	90	$0	10/20
what are classification of matter	90	$0	10/20
classification of matter with examples	70	$0	11/20
categories of matter	50	$0	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=class+of+matter&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