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Pricing
Stubborn Contract pricing
As stubborn.sh lists them, read 5 Oct 2026. The maker's own page has the final word.
| Plan | Billed and limits | Price |
|---|---|---|
| Open-source core | Contract-testing core and Stubborn Broker OSS · free to use, modify, and deploy under Apache 2.0 | Free |
| Enterprise Partnership | Scoped to the organization’s needs; no public pricing · Stubborn Pro capabilities · migration planning · architecture sessions · priority engineering · direct maintainer communication · custom integrations | On request |
From stubborn.sh, stubborn.sh.