seodata.dev

keyword

open source ssl vpn

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

$ curl "https://app.seodata.dev/v1/search-volume?q=open-source-ssl-vpn" +--------------+------------------+ | volume | 40 | | cpc | $3.48 | | competition | 0.17 | | country | US | | updated | 2026-03-29 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
vpn open source 1,300 $4.13 19/20
vpn server open source 210 $3.19 14/20
vpn client open source 70 $0 12/20
open source vpn windows 70 $4.79 10/20
ssl vpn open source 40 $3.48 18/20
source vpn 30 $4.62 12/20
site to site vpn open source 30 $0 11/20
vpn source 30 $4.62 11/20
free vpn open source 30 $0 10/20
site-to-site vpn open source 30 $0 10/20

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=open-source-ssl-vpn" 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