seodata.dev

keyword

csf

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

$ curl "https://app.seodata.dev/v1/keyword?q=csf&country=us" +--------------+------------------+ | volume | 49,500 | | cpc | $9.78 | | competition | 0.01 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
cerebrospinal fluid 49,500 $9.78 20/20
brain fluid 8,100 $1.17 20/20
what is cerebrospinal fluid 5,400 $0 20/20
what is csf 5,400 $0 20/20
what is the cerebrospinal fluid 5,400 $0 20/20
csf fluid 3,600 $3.79 20/20
csf medical abbreviation 2,900 $0 20/20
csf brain 2,900 $0 18/20
csf meaning 1,900 $0 20/20
spinal fluid 0 $0 18/20

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://app.seodata.dev/v1/keyword?q=csf&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt