seodata.dev

keyword

dark psychology books

Monthly search volume and cost-per-click data for "dark psychology books" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=dark+psychology+books&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $1.86 | | competition | 0.84 | | country | US | | updated | 2026-06-25 | +--------------+------------------+
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
dark psychology book 2,400 $1.11 20/20
dark psychological books 2,400 $0.7 15/20
books on dark psychology 2,400 $1.86 13/20
dark psychology and manipulation books 320 $2.12 16/20
dark psychology and manipulation book 140 $1.51 12/20
dark manipulation book 110 $3.91 13/20
books about dark psychology 50 $0.71 16/20
the dark psychology book 50 $1.44 14/20
dark manipulation books 50 $0 12/20
dark psychology manipulation book 40 $2.03 13/20

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=dark+psychology+books&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