seodata.dev

keyword

online payment system

Monthly search volume and cost-per-click data for "online payment system" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=online+payment+system&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $32.84 | | competition | 0.18 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
online payments 301,000 $14 16/20
online payment services 14,800 $30.87 20/20
online pay systems 5,400 $24.16 20/20
online payment systems 5,400 $32.84 20/20
online payments systems 5,400 $24.16 20/20
web payment systems 5,400 $24.16 20/20
payment system online 5,400 $41.47 14/20
online payment methods 3,600 $17.21 15/20
pay for services online 1,900 $33.9 20/20
online payment process 1,600 $61.13 15/20

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=online+payment+system&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