seodata.dev

keyword

reference usa free

Monthly search volume and cost-per-click data for "reference usa free" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=reference+usa+free&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0.33 | | country | US | | updated | 2026-05-18 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
references usa 2,400 $13.6 7/20
us reference 2,400 $13.6 7/20
usa reference 2,400 $13.6 7/20
reference usa 1,900 $18.71 15/20
free reference usa database 40 $31.81 8/20
usa reference database 40 $11.02 8/20
reference usa free access 20 $0 8/20
reference usa business database 20 $15 7/20
reference usa library access 20 $0 7/20
reference usa library locator 20 $0 7/20

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=reference+usa+free&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