generated: '2026-09-12' method: probed source: https://careers.graphicpkg.com/api/mcp/jobs api: graphic-packaging-career-site-job-query-api summary: >- The one unauthenticated API surface on a graphicpkg.com host requires no credential at all. Every documented tool answered anonymously on 2026-09-12 with HTTP 200 and no WWW-Authenticate challenge, no API key parameter, and no OAuth metadata anywhere on the host. Everything else Graphic Packaging runs (ODS, ACES, GPI Fiber Furnish Tracker, the Esko WebCenter artwork portal) is a human login wall with no documented programmatic auth. schemes: - id: none type: none in: null name: null description: >- No authentication. GET https://careers.graphicpkg.com/api/mcp/jobs?tool=search_jobs returned 200 with a full result set anonymously. CORS is wide open (access-control-allow-origin: *), so the surface is callable from a browser or an agent with no onboarding step. evidence: url: https://careers.graphicpkg.com/api/mcp/jobs?tool=search_jobs&pageSize=2 http_status: 200 observed: '2026-09-12' oauth: present: false authorization_server_metadata: null note: >- /.well-known/oauth-authorization-server and /.well-known/openid-configuration return 404 on www.graphicpkg.com and an HTML shell on careers.graphicpkg.com — no discovery document is served on any host. See well-known/graphic-packaging-well-known.yml. gated_surfaces: - name: ODS (order data system) url: https://ods.graphicpkg.com/ods/Account/Login auth: form login, credentials issued by a Graphic Packaging customer service representative programmatic_access_documented: false - name: ACES url: https://aces.graphicpkg.com/login auth: form login programmatic_access_documented: false - name: GPI Fiber Furnish Tracker url: https://gpifiber.graphicpkg.com/ auth: form login programmatic_access_documented: false - name: Esko WebCenter (gpeyeview) artwork approval url: https://gpeyeview.graphicpkg.com/WebCenter/ auth: form login programmatic_access_documented: false note: >- WebCenter is an Esko product with its own vendor API; nothing Graphic Packaging publishes documents or exposes it, so no contract is claimed here.