open sourceopen source · Apache-2.0last verified September 6, 2026official site ↗
At a glance
100% free and open-source under the Apache-2.0 license (CNCF project). OpenCost has no software licensing costs, cluster limits, or seat fees. It provides standard Kubernetes cost allocation APIs and Prometheus metrics for cloud and on-premise infrastructure.
Self-hosting cost
OpenCost is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
100% free and open-source under the Apache-2.0 license (CNCF project). OpenCost has no software licensing costs, cluster limits, or seat fees. It provides standard Kubernetes cost allocation APIs and Prometheus metrics for cloud and on-premise infrastructure.
Does OpenCost have a free plan?
Yes — OpenCost is open source and free to use.
Can you self-host OpenCost for free?
OpenCost is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.
What are free or cheaper OpenCost alternatives?
Cilium, OrbStack, Ray are in the same category with a free plan or open-source license.
pricing is editorial catalog data (last verified September 6, 2026) — vendors change plans; confirm on the official site before you buy. Reuse this data under CC-BY 4.0 via /data.