seodata.dev

keyword

underpayment interest rate irs

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

$ curl "https://api.seodata.dev/v1/keyword?q=underpayment+interest+rate+irs&country=us" +--------------+------------------+ | volume | 390 | | cpc | $0.02 | | competition | 0 | | country | US | | updated | 2026-08-30 | +--------------+------------------+
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
irs interest rate 6,600 $6.68 20/20
irs interest rates 6,600 $13.65 20/20
irs interest rate on underpayments 390 $0 16/20
irs interest rates on underpayments 390 $0.02 16/20
irs interest rates underpayments 390 $0 15/20
irs underpayment interest rates 390 $0.02 15/20
irs underpayment interest rate 390 $0 14/20
underpayment rate irs 110 $0 14/20
irs underpayment rates 90 $0 14/20
irs interest rate for underpayment of tax 40 $0 15/20

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=underpayment+interest+rate+irs&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