keyword

ink pen

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

$ curl "https://api.seodata.dev/v1/keyword?q=ink+pen&country=us" +--------------+------------------+ | volume | 14,800 | | cpc | $2.48 | | competition | 1 | | country | US | | updated | 2026-06-23 | +--------------+------------------+

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
pens	135,000	$9.54	12/20
pen	135,000	$9.09	10/20
ink pens	14,800	$2.35	20/20
best pens	12,100	$0.99	11/20
best pen	12,100	$0.99	7/20
fountain ink pen	8,100	$0.69	8/20
nice pens	3,600	$1.64	11/20
writing pens	2,400	$2.03	16/20
ink pens online	170	$1.61	10/20
new pens to buy	50	$2.67	9/20

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=ink+pen&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