How many API bugs are you missing?
Focus on delivering value with your API. Not debugging it.

Focus on delivering value with your API. Not debugging it.
Get meaningful and actionable results without spending time on writing tests. Schemathesis automatically parses the API schema and generates test cases that thoroughly verify your API behavior.
“The world needs modern, spec-based API tests so we can deliver APIs as-designed. Schemathesis is the right tool for that job.”
Syncing your API with the specification and tests is time-consuming and error-prone. Schemathesis reads your API schema each time and updates the tests, so you can focus on building your product instead.
Our Open Source core is trusted by industry leaders
Don’t waste your time on boring API tests
You can always get high quality tests without writing any code
By leveraging state-of-the-art algorithms, you do not need to write test inputs for up to 97% of API endpoints.
You never need to update the tests, Schemathesis reads your API schema each time you update it
Deliver robust and always up-to-date APIs by covering functional, security and performance testing without extra effort.
Schemathesis.io is API testing as a service that helps you to focus on delivering value with your API instead of debugging it
Continuous testing
Team collaboration
Flexible integration
Regressions tracking
Give it an API schema, and it will generate thousands of test cases to ensure your API works as expected.
View results of local API testing
Feature | Included |
---|---|
# APIs to manage | 1 |
# of users | 1 |
Run tests with | CLI only |
SaaS API testing worker time | No |
Data retention | 30 days |
Integrations | No |
Feature | Included |
---|---|
Data generation | Default |
API coverage | Default |
Feature | Included |
---|---|
Conformance | Default |
Security | No |
Performance | No |
Static analysis | No |
API enhancement tips | No |
API testing as a service
Feature | Included |
---|---|
# APIs to manage | Unlimited |
# of users | 1 |
Run tests with | CLI or SaaS |
SaaS API testing worker time | Up to 1000 minutes/month |
Data retention | 90 days |
Integrations | CI/CD, Sentry, Jira, GitHub, Slack (coming soon) |
Feature | Included |
---|---|
Data generation | Advanced |
API coverage | Advanced |
Feature | Included |
---|---|
Conformance | Advanced |
Security | Coming soon |
Performance | Coming soon |
Static analysis | Coming soon |
API enhancement tips | Coming soon |
Need more? We got it covered
Feature byPlans | Free | Professional | Enterprise |
---|---|---|---|
Pricing | €0 /mo View results of local API testing |
API testing as a service | Need more? We got it covered |
# APIs to manage | 1 | Unlimited | Unlimited |
# of users | 1 | 1 | Unlimited |
Run tests with | CLI only | CLI or SaaS | Custom |
SaaS API testing worker time | Not included in Free | Up to 1000 minutes/month | Custom |
Data retention | 30 days | 90 days | Custom |
Integrations | Not included in Free | CI/CD, Sentry, Jira, GitHub, Slack (coming soon) | Custom |
Schemathesis Engine | |||
Data generation | Default | Advanced | Custom |
API coverage | Default | Advanced | Custom |
Checks | |||
Conformance | Default | Advanced | Custom |
Security | Not included in Free | Coming soon | Coming soon |
Performance | Not included in Free | Coming soon | Coming soon |
Static analysis | Not included in Free | Coming soon | Coming soon |
API enhancement tips | Not included in Free | Coming soon | Coming soon |
Find your next API server crash | |||
Choose your plan | Sign up for free | Sign up | Contact us |
Full order refund if you are ever unsatisfied |