keyword

inter pupillary distance

Monthly search volume and cost-per-click data for "inter pupillary distance" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=inter+pupillary+distance&country=us" +--------------+------------------+ | volume | 140 | | cpc | $2.71 | | competition | 0.16 | | country | US | | updated | 2026-06-06 | +--------------+------------------+

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
pupillary distance	27,100	$3.83	15/20
interpupillary distance	14,800	$1.94	19/20
how to measure pupillary distance	14,800	$3.87	13/20
pupillary distance measurement	14,800	$3.85	13/20
pd measurement	14,800	$3.85	11/20
what is pd in eye prescription	4,400	$5.53	14/20
how to measure pd for glasses	3,600	$4.36	13/20
pd eye prescription	2,400	$4.4	13/20
what is interpupillary distance	1,600	$1.67	12/20
inter-pupillary distance	170	$3.23	16/20

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=inter+pupillary+distance&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