keyword

when walking was invented

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

$ curl "https://app.seodata.dev/v1/keyword?q=when+walking+was+invented&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
when was walking invented	6,600	$0	20/20
what year was walking invented	1,600	$0	20/20
who invented walking	1,000	$0	18/20
when was walking invented year	30	$0	15/20
when walk was invented	30	$0	14/20
when was walking	30	$0	13/20
when did walking invented	30	$0	12/20
how was walking invented	20	$0	15/20
when was walking invented by humans	20	$0	14/20
what did people do before walking was invented	10	$0	14/20

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+walking+was+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