seodata.dev

keyword

number cas

Monthly search volume and cost-per-click data for "number cas" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=number+cas&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $17.55 | | competition | 0 | | country | US | | updated | 2026-06-12 | +--------------+------------------+
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
cas number 4,400 $7.28 19/20
cas numbers 4,400 $17.55 17/20
chemical abstract number 4,400 $17.55 11/20
no cas number 4,400 $17.55 11/20
what is cas number 1,300 $0 20/20
what is a cas no 1,300 $0 12/20
what is a cas number 1,300 $0 12/20
what is a cas-no 1,300 $0 12/20
what is the cas number 1,300 $0 12/20
cas no cas 480 $0 12/20

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=number+cas&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