Check API spec correctness from the command line.
Section: App config patterns
Validate an OpenAPI YAML file
bash
bash
swagger-cli validate openapi.yamlExplanation
Useful when YAML is being used as an API contract rather than plain config.
Learn the surrounding workflow
Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.
Related commands
Same sheet · prioritizing App config patterns
Convert JSON to YAML with Python
Transform JSON into YAML output for config workflows.
Convert Compose to resolved output
Render final service configuration from a YAML Compose file.