seodata.dev

keyword

books about california

Monthly search volume and cost-per-click data for "books about california" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=books+about+california&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0.24 | | competition | 0.91 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
california books 480 $0.91 10/20
books about california history 390 $0.51 9/20
books of california 320 $0.14 12/20
books on california 140 $0.28 15/20
book about california 140 $0.24 11/20
books in california 140 $0.24 10/20
book on california 140 $0.24 9/20
california novels 90 $0 10/20
best books on california 70 $0.26 9/20
best california books 70 $0.26 9/20

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=books+about+california&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