"The primary difference between Smithy and OpenAPI is that Smithy is protocol-agnostic, allowing Smithy to describe a broader range of services, metadata, and c

"The primary difference between Smithy and OpenAPI is that Smithy is protocol-agnostic, allowing Smithy to describe a broader range of services, metadata, and capabilities. Smithy can be used alongside OpenAPI by converting Smithy models to OpenAPI."