seodata.dev

keyword

all time best selling books

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

$ curl "https://app.seodata.dev/v1/keyword?q=all+time+best+selling+books&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $0.78 | | competition | 0.88 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
best selling books of all time 12,100 $0.46 20/20
best selling books of all times 12,100 $0.78 20/20
best selling novels of all time 12,100 $0.46 20/20
best sold book of all time 12,100 $0.65 20/20
best-seller books of all time 12,100 $0.46 20/20
best-selling books of all time 12,100 $0.47 20/20
best-selling novels of all time 12,100 $0.47 20/20
most sold book of all time 12,100 $0.78 20/20
most sold books of all time 12,100 $0.47 20/20
top sold books of all time 12,100 $0.78 20/20

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=all+time+best+selling+books&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