Vinculum · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Vin eRetail

2 actions 2 updates update extends openapi/vinculum-eretail-openapi-original.yml
Derived by API Evangelist Built from the contracts Vinculum publishes. Vinculum did not publish this file.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-enrichedx-auth-modelx-rate-limitx-paginationx-error-envelopex-versioningx-apievangelist-artifacts

Targets 2

$.info
$

OpenAPI Overlay

Raw ↑
overlay: 1.0.0
info:
  title: API Evangelist enhancements for Vin eRetail
  version: 1.0.0
extends: openapi/vinculum-eretail-openapi-original.yml
actions:
  - target: $.info
    update:
      x-apievangelist-enriched: '2026-07-21'
      x-auth-model: api-key-pair (ApiOwner + ApiKey)
      x-rate-limit: per-operation quota over a 5-minute window (see rate-limits/vinculum-rate-limits.yml)
      x-pagination: page-number (pageNo; totalPages/currentPage)
      x-error-envelope: responseCode + responseMessage (HTTP 200 for handled errors; not RFC 9457)
      x-versioning: uri-path (v1..v4 coexist)
  - target: $
    update:
      x-apievangelist-artifacts:
        authentication: authentication/vinculum-authentication.yml
        conventions: conventions/vinculum-conventions.yml
        errors: errors/vinculum-error-codes.yml
        rate_limits: rate-limits/vinculum-rate-limits.yml
        data_model: data-model/vinculum-data-model.yml

Work with this as data

Every overlay here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for openapi overlays

4 MCP tools reach this
  • find_overlaysBrowse and filter every overlay in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This overlay
curl "https://apis.io/api/v1/overlays/vinculum-eretail-overlay"
All openapi overlays
curl "https://apis.io/api/v1/overlays?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.