seodata.dev

keyword

largest libraries in the world

Monthly search volume and cost-per-click data for "largest libraries in the world" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=largest+libraries+in+the+world&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $0.02 | | competition | 0 | | country | US | | updated | 2026-06-01 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
the biggest library in the world 4,400 $0 18/20
biggest libraries in the world 2,900 $0 20/20
largest library in the world 2,400 $0 20/20
biggest public library in the world 170 $0 15/20
largest public library in the world 170 $0 14/20
largest libraries 110 $0 18/20
2nd largest library in the world 50 $0 15/20
what is the largest library 50 $0 15/20
library with most books 40 $0 15/20
second largest library in the world 40 $0 15/20

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=largest+libraries+in+the+world&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