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keyword

what are the smallest particles

Monthly search volume and cost-per-click data for "what are the smallest particles" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+are+the+smallest+particles&country=us" +--------------+------------------+ | volume | 880 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
smallest particle 1,300 $0 20/20
smallest particles 1,300 $0 20/20
smallest particle known 320 $0 14/20
smallest atomic particle 260 $0 13/20
smallest particle in the world 70 $0 15/20
smallest particles in the world 70 $0 15/20
what is the smallest particle known to man 70 $0 14/20
the smallest particles 70 $0 13/20
smallest particle known to man 40 $0 15/20
what is the smallest particle in the world 30 $0 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=what+are+the+smallest+particles&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