seodata.dev

keyword

best books biography

Monthly search volume and cost-per-click data for "best books biography" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+books+biography&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $0.23 | | competition | 0.81 | | country | US | | updated | 2026-05-21 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
best biography 6,600 $0.4 20/20
best biographies 5,400 $0.22 20/20
biographies books 3,600 $0.32 20/20
biography books 3,600 $0.29 19/20
best biographies ever 3,600 $0.32 16/20
book biography 2,900 $0.53 16/20
best biographies books 1,600 $0.41 20/20
best books biographies 1,600 $0.47 20/20
greatest biography books 1,600 $0.41 20/20
popular biographies 320 $0.28 16/20

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=best+books+biography&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