generated: '2026-07-19' method: searched notes: >- Probed the /.well-known/ discovery surface on every YO host. The marketing hosts (exponential.fi, yo.xyz, app.yo.xyz) sit behind a Vercel bot challenge and return 429 to automated probes; the API/docs hosts return 404 for all well-known paths. No security.txt, OIDC, oauth-authorization-server, api-catalog, or ai-plugin.json document was published at the time of probe. hosts: - host: https://exponential.fi documents: - { path: /.well-known/security.txt, status: 429 } - { path: /.well-known/openid-configuration, status: 429 } - { path: /.well-known/oauth-authorization-server, status: 429 } - { path: /.well-known/api-catalog, status: 429 } - { path: /.well-known/ai-plugin.json, status: 429 } - host: https://yo.xyz documents: - { path: /.well-known/security.txt, status: 429 } - { path: /.well-known/openid-configuration, status: 429 } - { path: /.well-known/oauth-authorization-server, status: 429 } - { path: /.well-known/api-catalog, status: 429 } - { path: /.well-known/ai-plugin.json, status: 429 } - host: https://api.yo.xyz documents: - { path: /.well-known/security.txt, status: 404 } - host: https://risk.yo.xyz documents: - { path: /.well-known/security.txt, status: 404 } - host: https://docs.yo.xyz documents: - { path: /.well-known/security.txt, status: 404 }