seodata.dev

keyword

vpn free open

Monthly search volume and cost-per-click data for "vpn free open" in US.

$ curl "https://app.seodata.dev/v1/search-volume?q=vpn-free-open" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0.13 | | country | US | | updated | 2026-03-29 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
free vpn server 2,900 $6.9 14/20
vpn free server 2,900 $6.9 12/20
openvpn servers 1,900 $12.33 15/20
vpn open free 590 $2.72 13/20
openvpn free server 320 $7.46 13/20
server openvpn free 320 $7.46 13/20
openvpn free servers 320 $7.46 12/20
vpn server free 210 $3.42 14/20
free open vpn server 50 $9.51 13/20
open free vpn 30 $0 14/20

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/search-volume?q=vpn-free-open" 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