seodata.dev

keyword

day sunday

Monthly search volume and cost-per-click data for "day sunday" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=day+sunday&country=us" +--------------+------------------+ | volume | 90 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
days of the week in 74,000 $0 10/20
day of the week 60,500 $0.14 10/20
weekly day 6,600 $0.02 11/20
is sunday the first day of the week 5,400 $0 11/20
day of week 5,400 $0.19 10/20
sunday first day of the week 4,400 $0 11/20
what day is monday 4,400 $0 11/20
day day name 3,600 $0 11/20
when is sunday 1,300 $0 13/20
what was sunday 70 $0 11/20

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=day+sunday&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