keyword

high definition serial digital interface

Monthly search volume and cost-per-click data for "high definition serial digital interface" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=high+definition+serial+digital+interface&country=us" +--------------+------------------+ | volume | 390 | | cpc | $2.58 | | competition | 0.19 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
what is serial digital interface	2,900	$4.39	11/20
video sdi interface	590	$0.05	12/20
hd sdi video	590	$0.67	10/20
sdi video format	590	$0.05	10/20
3g-sdi interface	390	$1.4	11/20
sdi interface	390	$2.58	11/20
what is sdi video	110	$0	10/20
sdi signal	90	$0	10/20
sdi serial digital interface	30	$0	11/20
what does sdi stand for in video	30	$0	11/20

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=high+definition+serial+digital+interface&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt