seodata.dev

keyword

a card reader

Monthly search volume and cost-per-click data for "a card reader" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=a+card+reader&country=us" +--------------+------------------+ | volume | 70 | | cpc | $7.06 | | competition | 1 | | country | US | | updated | 2026-06-23 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
card reader 22,200 $14.56 20/20
credit card reader 8,100 $30.75 14/20
credit card scanner 2,400 $15.1 16/20
credit card swiper 2,400 $21.09 15/20
card swiper 2,400 $11.04 10/20
credit card swipe 2,400 $21.09 10/20
portable card reader 1,600 $20.19 8/20
computer credit card reader 170 $9.42 8/20
credit card reader for pc 170 $6.94 8/20
card reader device 70 $51.13 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=a+card+reader&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