seodata.dev

keyword

control theory

Monthly search volume and cost-per-click data for "control theory" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=control+theory&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-18 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
control system theory 5,400 $0 20/20
controls theory 5,400 $0 15/20
theory of control 5,400 $0 13/20
control systems theory 5,400 $0 12/20
what is control theory 480 $0 13/20
basic control theory 40 $0 13/20
basics of control theory 40 $0 12/20
control theory basics 40 $0 12/20
system control theory 30 $0 12/20
systems control theory 30 $0 12/20

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=control+theory&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