OpenAPI → pytest

Generate pytest API tests instantly from your OpenAPI spec

Paste an OpenAPI URL and automatically generate pytest tests with positive requests, negative validation tests, and JSON schema validation. No manual test writing required.

  • • Positive API tests
  • • Negative validation tests
  • • JSON schema response validation
  • • Path parameters and request payload generation

Try the demo

Paste a public OpenAPI URL and preview generated pytest code.

Large specs may generate very large test files. Start with specific methods or tags if needed.

Try these example APIs or paste your own OpenAPI spec.

Generated preview
# Generated tests will appear here...

Generate real pytest code

Turn an OpenAPI spec into a runnable Python API test suite in seconds.

Includes useful validation

Generate happy-path tests, negative tests, and JSON schema validation.

Start small, expand later

Generate GET smoke tests first, then grow into deeper API coverage.