API Contract Tester vs Pact Broker
| API Contract Tester | Pact Broker | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | Yes |
| Paid from | $19/mo | $115.42/mo |
| Open source | No | No |
| Platforms | Web | api, Linux, self-hosted, Web |
| Free plan | Yes | Yes |
| Paid from | 19 /mo | — |
| Contract formats | TypeScript, OpenAPI, JSON | Pact JSON (HTTP and message interactions) |
| Self-hosted deployment | Yes | Yes |
| Consumer verification | — | Yes |
| Provider verification | — | Yes |
| Contract registry | — | Yes |
| GraphQL support | — | Yes |
Both are listed in Best Contract Testing Tools. On Everything Xiaomi, Pact Broker scores higher on our published basis.