seodata.dev

keyword

how big is 3 mm

Monthly search volume and cost-per-click data for "how big is 3 mm" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=how+big+is+3+mm&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-26 | +--------------+------------------+
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
how big is a mm 9,900 $0.48 20/20
how big is millimeter 9,900 $0 20/20
how large is a millimeter 9,900 $0 20/20
how large is a mm 9,900 $0 20/20
3 millimeters 5,400 $0.09 20/20
how big is 5 millimeters 4,400 $0 20/20
how big is 3 millimeters 3,600 $0 20/20
how long is 3 millimeters 3,600 $0 20/20
how long is 3 mm 3,600 $1.38 20/20
how large is 3 mm 2,900 $0.16 20/20

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=how+big+is+3+mm&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