seodata.dev

keyword

sec 21

Monthly search volume and cost-per-click data for "sec 21" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=sec+21&country=us" +--------------+------------------+ | volume | 590 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
securities exchange 246,000 $9.11 2/20
exchange act 5,400 $0 2/20
exchange act of 1934 5,400 $0 2/20
sec act 1934 5,400 $0 2/20
securities act 1934 5,400 $0 2/20
securities and exchange act 5,400 $0 2/20
securities exchange act 1934 5,400 $0 2/20
section 21 590 $1.12 4/20
what is a section 21 70 $0 3/20
secolul 21 50 $0 4/20

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=sec+21&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