seodata.dev

keyword

library of congress classification system

Monthly search volume and cost-per-click data for "library of congress classification system" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=library+of+congress+classification+system&country=us" +--------------+------------------+ | volume | 720 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-30 | +--------------+------------------+
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 library of congress 4,400 $0 20/20
lcc library of congress classification 4,400 $0 20/20
library of congress classification 4,400 $0 20/20
lc classification 4,400 $0 16/20
library of congress classification lcc 4,400 $0 13/20
congressional library system 480 $0 13/20
library congress system 480 $0 13/20
library of congress organization system 480 $0 13/20
loc catalog system 260 $0 13/20
library of congress sorting system 50 $0 14/20

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=library+of+congress+classification+system&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