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keyword

what is e

Monthly search volume and cost-per-click data for "what is e" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+is+e&country=us" +--------------+------------------+ | volume | 12,100 | | cpc | $0.02 | | competition | 0 | | country | US | | updated | 2026-06-07 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
e mathematical constant 22,200 $0.33 20/20
exponential constant 22,200 $0.66 20/20
number e 22,200 $0.33 20/20
what does e mean in math 6,600 $0 20/20
what does e mean in maths 6,600 $0 20/20
what does e mean math 6,600 $0 20/20
what is e in math 6,600 $0 20/20
e number 4,400 $4.93 20/20
definition of e 3,600 $0 20/20
definitions of e 3,600 $0 20/20

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=what+is+e&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