seodata.dev

keyword

irs underpayment penalty calculator

Monthly search volume and cost-per-click data for "irs underpayment penalty calculator" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=irs+underpayment+penalty+calculator&country=us" +--------------+------------------+ | volume | 390 | | cpc | $1.4 | | competition | 0.02 | | country | US | | updated | 2026-09-02 | +--------------+------------------+
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
underpayment penalty 6,600 $0 13/20
underpayment penalty irs 5,400 $2.71 15/20
underpayment tax penalty 4,400 $0.99 13/20
irs penalty calculator 2,400 $4.25 16/20
irs late payment penalty calculator 2,400 $5.12 13/20
estimated tax penalty 1,900 $1.54 14/20
tax underpayment penalty calculator 1,300 $1.68 20/20
underpayment tax penalty calculator 1,300 $1.68 20/20
underpayment penalty calculator 480 $2.46 14/20
irs estimated tax penalty calculator 40 $0 14/20

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=irs+underpayment+penalty+calculator&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