seodata.dev

keyword

esp cards

Monthly search volume and cost-per-click data for "esp cards" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=esp+cards&country=us" +--------------+------------------+ | volume | 2,400 | | cpc | $0.43 | | competition | 0.52 | | country | US | | updated | 2026-06-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
zener card 4,400 $0.29 5/20
zener cards 3,600 $0.27 9/20
zener esp cards 2,400 $0.43 10/20
esp testing cards 170 $0.39 7/20
esp test cards 170 $0.39 6/20
esp card test 140 $0.02 5/20
esp cards online 110 $0 6/20
psychic test cards 110 $0.07 5/20
zener deck 40 $0.19 6/20
esp test deck 20 $0.14 6/20

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=esp+cards&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