seodata.dev

keyword

american express

Monthly search volume and cost-per-click data for "american express" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=american+express&country=us" +--------------+------------------+ | volume | 3,350,000 | | cpc | $0.8 | | competition | 0.28 | | country | US | | updated | 2026-06-27 | +--------------+------------------+
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
am ex 3,350,000 $0.74 13/20
amex 1,500,000 $0.79 20/20
american express card 49,500 $3.4 16/20
am express 6,600 $1.3 20/20
american ex 6,600 $0.97 20/20
amex us 2,400 $5.84 18/20
american e 2,400 $1.86 14/20
american express online 1,900 $0.86 12/20
amex express 1,600 $3.13 13/20
american american express 480 $3.97 14/20

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=american+express&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