keyword

hmi interface

Monthly search volume and cost-per-click data for "hmi interface" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=hmi+interface&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $4.86 | | competition | 0.15 | | country | US | | updated | 2026-06-30 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
hmi	14,800	$5.49	12/20
hmi meaning	2,900	$1.8	15/20
human machine interface	1,600	$6.67	20/20
human machine interfaces hmi	1,600	$4.86	13/20
hmi interfaces	1,600	$4.86	12/20
human-machine interface	1,600	$4.86	12/20
what is hmi	1,300	$1.79	13/20
hmi human machine interface	170	$0	12/20
hmi device	110	$6.26	12/20
hmi machine	70	$1.43	15/20

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://api.seodata.dev/v1/keyword?q=hmi+interface&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