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Zesty alternatives
3 tools to consider instead of Zesty, shown against it.
| Zesty | CAST AI | Kubecost | OpenCost | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Zesty Tech Ltd. | CAST AI Group, Inc. | IBM (Apptio) | Cloud Native Computing Foundation (originated by Kubecost) | ||||||
| Pricing model | Usage-based | Quote only | Free tier + paid plans | Open source + paid options | ||||||
| Free tier | No | Yes | Yes | Yes | ||||||
| Deployment | Cloud | Cloud | Cloud, Self-hosted | Self-hosted | ||||||
| Open source | No | No | Yes (Apache-2.0 (core); proprietary (Enterprise)) | Yes (Apache-2.0) | ||||||
| Best for | Teams wanting automated infrastructure rightsizing executed continuously rather than a report to act on manually. | Kubernetes platform teams wanting automated cost optimization rather than just recommendations to act on manually. | Platform teams needing granular, namespace-level Kubernetes cost visibility rather than blended cloud bills. | Teams wanting a free, vendor-neutral standard for Kubernetes cost allocation without a commercial product. | ||||||
| Pricing | Usage-based pricing tied to actual usage and realized savings, marketed with a minimum 1:3 ROI guarantee; no published flat rates. Checked on the vendor's own page on September 21, 2026: no prices are published. Expect to be quoted. | Custom-quoted based on cluster count, GPU usage and enabled modules; a free tier and ROI analysis are offered before committing. Checked on the vendor's own page on September 21, 2026: no prices are published. Expect to be quoted. | Foundations tier is free for unlimited clusters up to 250 cores; larger deployments need a quoted Enterprise Self-hosted or Enterprise Cloud tier.
Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget. | Fully free, self-hosted CNCF project; no paid tier of its own. Pricing has not been verified yet — see the vendor's site. | ||||||
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