API Contract Tester
6.6#9 in contract testing toolsFrom $19 a monthFree planWeb
VisitAPI Contract Tester vs Karate
What both publish
| Fact | API Contract Tester | Karate |
|---|---|---|
| Purpose | API Contract Tester verifies frontend-backend API contracts and detects schema mismatches, missing fields, and type incompatibilities. | Karate combines API, UI, mock, and performance testing in one framework with readable syntax. |
API Contract Tester plans
- FreeFree
- Individual Dev$19 a month
- Pro AI Agent$49 a month
- Enterprise$499 a month
Karate plans
- FreeFree
- IDE Plus$100 a year
- Xplorer Premium$200 a year
- Pro$640 a year
- Karate EnterprisePriced on request
Pick API Contract Tester if…
It suits frontend and backend teams that want to verify responses against agreed schemas. Developers can use the web tool, a local MCP server, or pipeline checks.
Pick Karate if…
You want what its maker publishes above — check its page for the details.