seodata.dev

keyword

best free headless cms

Monthly search volume and cost-per-click data for "best free headless cms" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=best+free+headless+cms&country=us" +--------------+------------------+ | volume | 40 | | cpc | $17.33 | | competition | 0.3 | | country | US | | updated | 2026-05-08 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
headless cms 4,400 $25.24 6/20
headless cms open source 590 $18.47 6/20
headless cms open-source 480 $12.42 6/20
open-source headless cms 390 $11.48 6/20
free headless cms 210 $15.59 7/20
headless cms free 140 $12.95 10/20
cms open source best 110 $15.44 6/20
best headless cms open-source 50 $12.15 7/20
best open-source headless cms 40 $0 9/20
best headless cms open source 30 $16.98 11/20

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=best+free+headless+cms&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