keyword

online free proxy checker

Monthly search volume and cost-per-click data for "online free proxy checker" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=online+free+proxy+checker&country=us" +--------------+------------------+ | volume | 90 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
proxy checker	2,900	$3.5	20/20
checker proxy	2,900	$6.2	17/20
check proxy	2,900	$3.5	14/20
proxy tester	1,000	$4.11	16/20
online proxy checker	480	$3.19	15/20
proxy checker free	110	$2.17	16/20
checker proxy free	110	$2.17	15/20
free proxy online checker	90	$0	17/20
free online proxy checker	90	$0	16/20
online proxy checker free	90	$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://app.seodata.dev/v1/keyword?q=online+free+proxy+checker&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