keyword

black box symbol

Monthly search volume and cost-per-click data for "black box symbol" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=black+box+symbol&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-09-01 | +--------------+------------------+

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
unicode square	1,300	$0	11/20
square unicode	1,300	$0	10/20
unicode black square	260	$0	10/20
black square text	170	$0	14/20
black square symbol	170	$0	12/20
black box unicode	140	$0	10/20
black box character	90	$0	13/20
black square ascii	90	$0	10/20
black square character	70	$0	11/20
unicode black box	50	$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://api.seodata.dev/v1/keyword?q=black+box+symbol&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