seodata.dev

keyword

hr max

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

$ curl "https://app.seodata.dev/v1/keyword?q=hr+max&country=us" +--------------+------------------+ | volume | 18,100 | | cpc | $0.12 | | competition | 0.03 | | country | US | | updated | 2026-06-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
maximum heart rate 18,100 $0.15 19/20
max hr 14,800 $0.1 20/20
max heart rate 14,800 $0.1 18/20
calculate max heart rate 8,100 $0.19 20/20
how to calculate max heart rate 5,400 $0.11 20/20
hr max formula 1,600 $0.49 20/20
max heart rate formula 1,600 $0.14 20/20
max hr formula 1,600 $0.16 20/20
maximum heart rate formula 1,600 $0.05 20/20
what is maximum heart rate 1,300 $0.15 19/20

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=hr+max&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