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keyword

when was plumbing invented

Monthly search volume and cost-per-click data for "when was plumbing invented" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=when+was+plumbing+invented&country=us" +--------------+------------------+ | volume | 1,300 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
when was indoor plumbing invented 1,900 $0 13/20
when plumbing was invented 1,300 $0 15/20
who invented the plumbing 480 $0 11/20
who invented the plumbing system 480 $0 11/20
when was modern plumbing invented 260 $0 12/20
plumbing invention 50 $0 12/20
what year was plumbing invented 30 $0 14/20
where was plumbing invented 30 $0 14/20
first plumbing system 30 $0 12/20
when did plumbing start in america 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=when+was+plumbing+invented&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