keyword

3.875 mortgage rate

Monthly search volume and cost-per-click data for "3.875 mortgage rate" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=3.875+mortgage+rate&country=us" +--------------+------------------+ | volume | 50 | | cpc | $10.63 | | competition | 0.64 | | country | US | | updated | 2026-06-08 | +--------------+------------------+

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
3.875 interest rate mortgage	70	$5.33	10/20
3.875 interest rate good	70	$0	9/20
2.625 mortgage rate	70	$9.87	8/20
3.125 interest rate	50	$0	11/20
2.75 mortgage rate 30-year fixed calculator	40	$4.49	10/20
2.75 mortgage rate 30-year fixed	40	$8.07	9/20
4.25 interest rate mortgage	40	$7.75	9/20
2.75 interest rate 30-year	30	$11.12	12/20
4.375 interest rate mortgage	30	$8.25	9/20
2.75 interest rate mortgage	20	$10.91	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=3.875+mortgage+rate&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