Our take
Pick Cerbos if app teams who will run the OSS PDP at $0 from disk or git, or start Hub PoC at $0/month (100 MAPs, 2 developers, 5 builds/week) and land on Development from $25/month when they need managed bundle distribution and a 3-month trial. Pick GrowthBook if product/eng teams who will stay on Starter Free $0 (1 project, 1M warehouse events, no card) while they ship a first flag, then buy Pro at $40 per seat /
Best for
Cerbos Policies you start at $0
GrowthBook Flags and A/B tests you start at $0 (1 project, no card)
Free plan
Cerbos $0 · , “Free forever.” YAML policies, audit logs, CI/CD & IDE tooling, Git/Disk/Cloud/DB storage. Community support. Run the PDP in your environment
GrowthBook $0 · 1 project. Bring your own warehouse. Managed warehouse option. 1M events/mo. 1M CDN requests/mo. 5 GB CDN bandwidth/mo. No card
Lowest paid
Cerbos Production (Hub) $933/mo
GrowthBook Overage (Pro) $30
Next step up
Cerbos
GrowthBook Pro $40/mo
Watch out
Cerbos Hub “from $25” / “from $933” is MAP-metered
GrowthBook Starter is 1 project and 1M events
Last checked
Cerbos 2026-10-22 · cerbos.dev/pricing
GrowthBook 2026-10-22 · growthbook.io/pricing
app teams who will run the OSS PDP at $0 from disk or git, or start Hub PoC at $0/month (100 MAPs, 2 developers, 5 builds/week) and land on Development from $25/month when they need managed bundle distribution and a 3-month trial.
Read the Cerbos pageproduct/eng teams who will stay on Starter Free $0 (1 project, 1M warehouse events, no card) while they ship a first flag, then buy Pro at $40 per seat / month when they need 3 projects, 2M events, and advanced experiment stats.
Read the GrowthBook page
