keyword

hmi

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

$ curl "https://api.seodata.dev/v1/keyword?q=hmi&country=us" +--------------+------------------+ | volume | 14,800 | | cpc | $5.49 | | competition | 0.09 | | 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 meaning	2,900	$1.8	19/20
hmi means	2,900	$1.8	8/20
human machine interface	1,600	$6.67	13/20
hmi interface	1,600	$4.86	8/20
what is hmi	1,300	$1.79	15/20
hmi device	110	$6.26	8/20
what is hmi software	110	$2.41	8/20
hmi screen meaning	50	$0	8/20
hmi software meaning	50	$1.07	8/20
hmi control system	40	$4.49	8/20

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&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