seodata.dev

keyword

which crossword is the hardest

Monthly search volume and cost-per-click data for "which crossword is the hardest" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=which+crossword+is+the+hardest&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0.02 | | country | US | | updated | 2026-03-31 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
hardest crossword puzzles 6,600 $0.24 10/20
hardest crossword puzzle 6,600 $1.92 9/20
most difficult crossword puzzle 2,400 $0.74 8/20
hardest nyt crossword day 210 $0 8/20
hardest crossword day 140 $0 12/20
new york times crossword difficulty by day 90 $12.14 9/20
which crossword day is the hardest 70 $0 11/20
what is the hardest crossword day 30 $0 10/20
hardest crossword puzzle in the world 30 $0 9/20
which day is the hardest crossword 20 $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=which+crossword+is+the+hardest&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