seodata.dev

keyword

what is shift 4

Monthly search volume and cost-per-click data for "what is shift 4" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+shift+4&country=us" +--------------+------------------+ | volume | 390 | | cpc | $7.78 | | competition | 0.02 | | country | US | | updated | 2026-05-18 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
shift4 27,100 $5.04 16/20
shift4 payments 3,600 $4.72 15/20
shift4 customer service 2,400 $20.15 9/20
what is shift4 390 $5.33 11/20
shift for payment 110 $7.3 10/20
shift for payments 110 $1.07 9/20
shift 4 company 70 $0 9/20
shift four payments 70 $2.22 9/20
what does shift4 do 70 $0 9/20
what is shift4 payments 50 $0 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=what+is+shift+4&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