seodata.dev

keyword

petroleum

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

$ curl "https://app.seodata.dev/v1/keyword?q=petroleum&country=us" +--------------+------------------+ | volume | 49,500 | | cpc | $23.45 | | competition | 0.01 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
oil petroleum 9,900 $10.41 18/20
what is petroleum 9,900 $0 17/20
petroleum oil 3,600 $10.09 20/20
oil and petroleum 3,600 $10.09 17/20
definition of petroleum 2,900 $0 18/20
petroleum definition 2,900 $0 18/20
petroleum meaning 1,300 $0 18/20
what is petroleum used for 1,300 $0 14/20
where does petroleum come from 1,300 $0 12/20
description of petroleum 110 $0 12/20

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=petroleum&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt