seodata.dev

keyword

best capital one credit card

Monthly search volume and cost-per-click data for "best capital one credit card" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=best+capital+one+credit+card&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $5.5 | | competition | 0.29 | | country | US | | updated | 2026-06-28 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
capital one credit cards 1,000,000 $7.21 20/20
capital one credit card 1,000,000 $7.21 16/20
credit cards by capital one 823,000 $5.82 18/20
capital one card 49,500 $9.62 17/20
capital one one card 40,500 $4.41 18/20
capital one best credit card 2,900 $5.42 20/20
capital one credit cards compare 2,900 $7.18 20/20
capital one: best credit card 2,900 $3.09 20/20
capital one credit card benefits 1,900 $6.18 17/20
capital one offers credit card 110 $8.05 18/20

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://api.seodata.dev/v1/keyword?q=best+capital+one+credit+card&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