overlay: 1.0.0 info: title: API Evangelist enhancements for Version Signal API version: 1.0.0 extends: openapi/version-signal-api-openapi.json actions: - target: $.info update: x-apievangelist-enriched: '2026-09-20' description: >- Free, no-auth REST API returning the current stable version and publication date of an npm or PyPI package, read from the canonical registry. Hosted on a Cloudflare Worker. - target: $.paths['/api/version'].get update: operationId: getPackageVersion summary: Get current stable package version description: >- Returns the current stable version and publication date of the named npm or PyPI package. responses: '400': description: Missing required query parameters (ecosystem and package) '404': description: Package not found in the registry