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keyword

what are the 4 industrial revolutions

Monthly search volume and cost-per-click data for "what are the 4 industrial revolutions" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+are+the+4+industrial+revolutions&country=us" +--------------+------------------+ | volume | 90 | | cpc | $0 | | competition | 0.01 | | country | US | | updated | 2026-06-12 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
4th industrial revolution 3,600 $5.79 20/20
fourth industrial revolution 3,600 $7.73 16/20
the fourth industrial revolution 1,300 $2.4 16/20
4rd industrial revolution 140 $0 13/20
what are the four industrial revolutions 70 $0 17/20
4th industrial revolutions 70 $0 14/20
4 revolution 70 $25.51 13/20
the four industrial revolutions 50 $0 13/20
the 4 industrial revolutions 40 $0 13/20
the 4th revolution 30 $0 13/20

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+4+industrial+revolutions&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