All ToolsOpenAPI / Swagger Validator

OpenAPI / Swagger Validator

Validate OpenAPI 2.x and 3.x API specs in JSON or YAML. Catches structural issues, missing required fields, path parameter mismatches, and invalid HTTP methods.

OpenAPI / Swagger (JSON or YAML)

Spec Summary

Title

Pet Store

Version

3.0.3

Paths

2

Operations

2

✓Spec is valid2 warnings
warning$.info.description

Consider adding a description to the info object

warning$.servers

No servers defined — clients may not know the base URL