keyword

ln

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

$ curl "https://api.seodata.dev/v1/keyword?q=ln&country=us" +--------------+------------------+ | volume | 40,500 | | cpc | $0.83 | | competition | 0 | | country | US | | updated | 2026-06-28 | +--------------+------------------+

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
l n	40,500	$0.94	20/20
natural log	14,800	$0	12/20
what is ln	6,600	$0	14/20
ln function	2,400	$0	12/20
natural logarithm function	2,400	$0	12/20
what is ln in math	1,600	$0	13/20
what does ln mean in math	1,300	$0	15/20
l n meaning	1,300	$0	14/20
ln meaning	1,300	$0	14/20
ln math	1,300	$0	13/20

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=ln&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